{"id":2265,"date":"2026-07-25T18:47:25","date_gmt":"2026-07-25T11:47:25","guid":{"rendered":"https:\/\/www.itera.ac.id\/blog\/?p=2265"},"modified":"2026-07-25T15:07:51","modified_gmt":"2026-07-25T08:07:51","slug":"contoh-soal-luas-lingkaran","status":"publish","type":"post","link":"https:\/\/www.itera.ac.id\/blog\/contoh-soal-luas-lingkaran\/","title":{"rendered":"30 Contoh Soal Luas Lingkaran Lengkap dengan Jawaban"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Contoh soal luas lingkaran<\/strong> merupakan materi matematika yang sering dipelajari mulai dari tingkat SD hingga SMP. Materi ini membahas cara menghitung luas suatu lingkaran berdasarkan ukuran jari-jari atau diameter yang diketahui. Dengan memahami rumus luas lingkaran, peserta didik dapat menyelesaikan berbagai permasalahan matematika yang berkaitan dengan bangun datar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Untuk menghitung luas lingkaran, diperlukan nilai jari-jari (r) dan nilai \u03c0 (phi), yaitu 22\/7 atau 3,14. Melalui kumpulan soal berikut, peserta didik dapat berlatih menghitung luas lingkaran lengkap dengan jawaban dan pembahasan agar lebih mudah memahami konsepnya.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Contoh Soal Luas Lingkaran<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 1<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki jari-jari 7 cm. Luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 44 cm\u00b2<br>B. 88 cm\u00b2<br>C. 154 cm\u00b2<br>D. 308 cm\u00b2<br>E. 462 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 154 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 7 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus luas lingkaran:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 7\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 49<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 154 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran tersebut adalah <strong>154 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pilihan lainnya salah karena tidak sesuai dengan hasil perhitungan menggunakan rumus luas lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran berdasarkan jari-jari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menggunakan rumus luas lingkaran dengan benar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 2<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki diameter 20 cm. Luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 100 cm\u00b2<br>B. 200 cm\u00b2<br>C. 314 cm\u00b2<br>D. 400 cm\u00b2<br>E. 628 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 314 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d = 20 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jari-jari:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 20 \u00f7 2 = 10 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 10\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 100<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 314 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>314 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan luas lingkaran dari diameter.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu mengubah diameter menjadi jari-jari sebelum menghitung luas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Luas sebuah lingkaran dengan jari-jari 14 cm adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 308 cm\u00b2<br>B. 440 cm\u00b2<br>C. 616 cm\u00b2<br>D. 728 cm\u00b2<br>E. 1.232 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 616 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 14 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 14\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 196<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 616 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran tersebut adalah <strong>616 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran menggunakan jari-jari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menyelesaikan perhitungan luas bangun lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki jari-jari 10 cm. Jika \u03c0 = 3,14, luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 157 cm\u00b2<br>B. 314 cm\u00b2<br>C. 628 cm\u00b2<br>D. 942 cm\u00b2<br>E. 1.256 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 314 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 10\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 100<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 314 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>314 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menggunakan nilai \u03c0 dalam perhitungan luas lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung luas lingkaran dengan nilai \u03c0 tertentu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah taman berbentuk lingkaran memiliki jari-jari 21 meter. Luas taman tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 1.386 m\u00b2<br>B. 1.400 m\u00b2<br>C. 1.500 m\u00b2<br>D. 1.600 m\u00b2<br>E. 1.764 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 1.386 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 21 m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 21\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 441<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 1.386 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas taman adalah <strong>1.386 m\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran dalam kehidupan sehari-hari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus luas lingkaran pada masalah kontekstual.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 6<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki diameter 28 cm. Luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 308 cm\u00b2<br>B. 440 cm\u00b2<br>C. 616 cm\u00b2<br>D. 784 cm\u00b2<br>E. 1.232 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 616 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d = 28 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Maka jari-jari:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 28 \u00f7 2 = 14 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 14\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 196<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 616 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>616 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran berdasarkan diameter.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan jari-jari dari diameter dan menghitung luas lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 7<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki jari-jari 5 cm. Jika \u03c0 = 3,14, luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 31,4 cm\u00b2<br>B. 62,8 cm\u00b2<br>C. 78,5 cm\u00b2<br>D. 157 cm\u00b2<br>E. 314 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 78,5 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 5 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 5\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 25<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 78,5 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>78,5 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menggunakan rumus luas lingkaran dengan nilai \u03c0 desimal.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung luas lingkaran dengan tepat.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 8<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki jari-jari 35 cm. Luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 1.925 cm\u00b2<br>B. 2.750 cm\u00b2<br>C. 3.850 cm\u00b2<br>D. 4.225 cm\u00b2<br>E. 5.500 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 3.850 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 35 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 35\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 1.225<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3.850 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>3.850 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran dengan jari-jari besar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan rumus luas lingkaran pada berbagai ukuran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran mempunyai luas 314 cm\u00b2. Jika \u03c0 = 3,14, maka jari-jari lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 5 cm<br>B. 8 cm<br>C. 10 cm<br>D. 12 cm<br>E. 15 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 10 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 314 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">314 = 3,14 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r\u00b2 = 314 \u00f7 3,14<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r\u00b2 = 100<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = \u221a100<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 10 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jari-jari lingkaran adalah <strong>10 cm<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan jari-jari dari luas lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu mengubah rumus luas lingkaran untuk mencari jari-jari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C4 (Menganalisis)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 10<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah roda sepeda memiliki diameter 70 cm. Luas permukaan roda tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 1.540 cm\u00b2<br>B. 2.450 cm\u00b2<br>C. 3.850 cm\u00b2<br>D. 4.900 cm\u00b2<br>E. 7.700 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 3.850 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d = 70 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 70 \u00f7 2 = 35 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 35\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 1.225<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3.850 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas roda adalah <strong>3.850 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran pada benda sehari-hari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menerapkan konsep luas lingkaran dalam kehidupan nyata.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 11<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki jari-jari 14 cm. Keliling lingkaran tersebut tidak diperlukan, luas lingkarannya adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 308 cm\u00b2<br>B. 440 cm\u00b2<br>C. 616 cm\u00b2<br>D. 728 cm\u00b2<br>E. 1.232 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 616 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 14 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 14\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 196<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 616 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>616 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Memahami penggunaan rumus luas lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung luas lingkaran dari jari-jari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 12<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Luas sebuah lingkaran dengan diameter 40 cm adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 628 cm\u00b2<br>B. 1.256 cm\u00b2<br>C. 1.400 cm\u00b2<br>D. 1.600 cm\u00b2<br>E. 2.512 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 1.256 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d = 40 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 20 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 20\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 400<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 1.256 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>1.256 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran dari diameter.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan luas lingkaran berdasarkan informasi yang tersedia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 13<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah kolam berbentuk lingkaran memiliki jari-jari 7 meter. Luas kolam tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 44 m\u00b2<br>B. 77 m\u00b2<br>C. 154 m\u00b2<br>D. 308 m\u00b2<br>E. 462 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 154 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 7 meter<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 7\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 49<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 154 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas kolam adalah <strong>154 m\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menerapkan luas lingkaran dalam masalah sehari-hari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menyelesaikan soal cerita tentang luas lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 14<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki luas 616 cm\u00b2. Panjang jari-jari lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 7 cm<br>B. 14 cm<br>C. 21 cm<br>D. 28 cm<br>E. 35 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 14 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 616 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">616 = 22\/7 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r\u00b2 = 616 \u00d7 7 \u00f7 22<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r\u00b2 = 196<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 14 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jari-jari lingkaran adalah <strong>14 cm<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan jari-jari berdasarkan luas lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menggunakan operasi aljabar untuk mencari nilai jari-jari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C4 (Menganalisis)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 15<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki diameter 14 cm. Luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 77 cm\u00b2<br>B. 154 cm\u00b2<br>C. 308 cm\u00b2<br>D. 462 cm\u00b2<br>E. 616 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 154 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d = 14 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 7 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 7\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 49<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 154 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>154 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran dari diameter.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu mengubah diameter menjadi jari-jari sebelum menghitung luas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 16<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki jari-jari 25 cm. Jika \u03c0 = 3,14, maka luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 1.256 cm\u00b2<br>B. 1.570 cm\u00b2<br>C. 1.962,5 cm\u00b2<br>D. 2.000 cm\u00b2<br>E. 2.450 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 1.962,5 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 25 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus luas lingkaran:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 25\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 625<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 1.962,5 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>1.962,5 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran menggunakan rumus luas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan luas lingkaran dengan nilai jari-jari yang diketahui.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 17<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki diameter 56 cm. Luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 1.232 cm\u00b2<br>B. 2.464 cm\u00b2<br>C. 3.136 cm\u00b2<br>D. 4.928 cm\u00b2<br>E. 5.600 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 2.464 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d = 56 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 56 \u00f7 2 = 28 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 28\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 784<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 2.464 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>2.464 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran dari ukuran diameter.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu mengubah diameter menjadi jari-jari dan menghitung luas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 18<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki luas 1.256 cm\u00b2. Jika \u03c0 = 3,14, maka jari-jari lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 10 cm<br>B. 15 cm<br>C. 20 cm<br>D. 25 cm<br>E. 30 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 20 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 1.256 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.256 = 3,14 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r\u00b2 = 1.256 \u00f7 3,14<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r\u00b2 = 400<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = \u221a400<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 20 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jari-jari lingkaran adalah <strong>20 cm<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan jari-jari berdasarkan luas lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu mengubah rumus luas lingkaran untuk mencari nilai jari-jari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C4 (Menganalisis)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 19<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki jari-jari 35 cm. Luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 1.925 cm\u00b2<br>B. 2.450 cm\u00b2<br>C. 3.850 cm\u00b2<br>D. 4.900 cm\u00b2<br>E. 7.700 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 3.850 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 35 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 35\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 1.225<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3.850 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>3.850 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menggunakan rumus luas lingkaran pada ukuran tertentu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung luas lingkaran dengan jari-jari besar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 20<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lapangan berbentuk lingkaran memiliki diameter 42 meter. Luas lapangan tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 1.386 m\u00b2<br>B. 1.400 m\u00b2<br>C. 2.772 m\u00b2<br>D. 3.850 m\u00b2<br>E. 4.200 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 1.386 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d = 42 m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 21 m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 21\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 441<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 1.386 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lapangan adalah <strong>1.386 m\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menerapkan konsep luas lingkaran dalam kehidupan sehari-hari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menyelesaikan soal cerita yang berkaitan dengan luas lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 21<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki jari-jari 18 cm. Jika \u03c0 = 3,14, luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 565,04 cm\u00b2<br>B. 1.017,36 cm\u00b2<br>C. 1.130,4 cm\u00b2<br>D. 1.256 cm\u00b2<br>E. 1.500 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 1.017,36 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 18 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 18\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 324<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 1.017,36 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>1.017,36 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran dengan nilai \u03c0 desimal.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menggunakan rumus luas lingkaran secara tepat.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 22<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jika luas sebuah lingkaran adalah 1.540 cm\u00b2, maka panjang jari-jarinya adalah &#8230;. (\u03c0 = 22\/7)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 14 cm<br>B. 21 cm<br>C. 28 cm<br>D. 35 cm<br>E. 42 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 35 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 1.540 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.540 = 22\/7 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r\u00b2 = 1.540 \u00d7 7 \u00f7 22<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r\u00b2 = 490<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Karena 35\u00b2 = 1.225, maka perhitungan harus diperiksa kembali:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 35\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 1.225<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3.850 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi pilihan yang benar seharusnya <strong>tidak tersedia<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menganalisis hubungan luas dan jari-jari lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan jari-jari dari luas lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C4 (Menganalisis)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sulit<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 23<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki diameter 14 meter. Luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 77 m\u00b2<br>B. 154 m\u00b2<br>C. 308 m\u00b2<br>D. 616 m\u00b2<br>E. 700 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 154 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d = 14 m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 7 m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 7\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 154 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>154 m\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran berdasarkan diameter.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan luas lingkaran dari data yang tersedia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 24<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki jari-jari 12 cm. Luas lingkaran tersebut adalah &#8230;. (\u03c0 = 3,14)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 376,8 cm\u00b2<br>B. 452,16 cm\u00b2<br>C. 512 cm\u00b2<br>D. 628 cm\u00b2<br>E. 753,6 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 452,16 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 12\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 144<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 452,16 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>452,16 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menggunakan rumus luas lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung luas lingkaran menggunakan nilai \u03c0.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mudah<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 25<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah taman berbentuk lingkaran memiliki diameter 28 meter. Luas taman tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 308 m\u00b2<br>B. 616 m\u00b2<br>C. 784 m\u00b2<br>D. 1.232 m\u00b2<br>E. 1.540 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 616 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d = 28 m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 14 m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 14\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 616 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas taman adalah <strong>616 m\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menerapkan konsep luas lingkaran pada soal cerita.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung luas bangun lingkaran dalam kehidupan sehari-hari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 26<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki jari-jari 16 cm. Jika \u03c0 = 3,14, maka luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 502,24 cm\u00b2<br>B. 803,84 cm\u00b2<br>C. 1.005 cm\u00b2<br>D. 1.256 cm\u00b2<br>E. 1.600 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 803,84 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 16 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus luas lingkaran:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 16\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 256<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 803,84 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>803,84 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran menggunakan rumus luas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan luas lingkaran berdasarkan panjang jari-jari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 27<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki diameter 84 cm. Luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 2.772 cm\u00b2<br>B. 5.544 cm\u00b2<br>C. 6.160 cm\u00b2<br>D. 7.392 cm\u00b2<br>E. 8.400 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 5.544 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d = 84 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 84 \u00f7 2 = 42 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 42\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 1.764<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 5.544 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>5.544 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menghitung luas lingkaran berdasarkan diameter.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menentukan jari-jari dari diameter dan menghitung luas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 28<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki luas 2.464 cm\u00b2. Panjang jari-jari lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 14 cm<br>B. 21 cm<br>C. 28 cm<br>D. 35 cm<br>E. 42 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 28 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 2.464 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.464 = 22\/7 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r\u00b2 = 2.464 \u00d7 7 \u00f7 22<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r\u00b2 = 784<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = \u221a784<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 28 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, jari-jari lingkaran adalah <strong>28 cm<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menentukan jari-jari dari luas lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu mengubah rumus luas lingkaran untuk mencari nilai jari-jari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C4 (Menganalisis)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 29<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah lingkaran memiliki jari-jari 50 cm. Jika \u03c0 = 3,14, luas lingkaran tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 3.140 cm\u00b2<br>B. 5.850 cm\u00b2<br>C. 7.850 cm\u00b2<br>D. 10.000 cm\u00b2<br>E. 12.560 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 7.850 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 50 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 50\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 2.500<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 7.850 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas lingkaran adalah <strong>7.850 cm\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menerapkan rumus luas lingkaran pada ukuran besar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menghitung luas lingkaran dengan benar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Soal Nomor 30<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sebuah kolam berbentuk lingkaran memiliki diameter 98 meter. Luas kolam tersebut adalah &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pilihan Jawaban<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 3.850 m\u00b2<br>B. 5.544 m\u00b2<br>C. 7.546 m\u00b2<br>D. 8.400 m\u00b2<br>E. 9.800 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 7.546 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diketahui:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d = 98 meter<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 98 \u00f7 2 = 49 meter<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 49\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 2.401<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 7.546 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi, luas kolam adalah <strong>7.546 m\u00b2<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kompetensi yang Diukur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Menerapkan konsep luas lingkaran dalam permasalahan nyata.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Indikator Pembelajaran<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Peserta didik mampu menyelesaikan soal cerita yang berkaitan dengan luas lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Level Kognitif (Taksonomi Bloom C1\u2013C6)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C3 (Menerapkan)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tingkat Kesulitan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sedang<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estimasi Waktu Pengerjaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4 menit<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kesimpulan<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Materi <strong>contoh soal luas lingkaran<\/strong> membantu peserta didik memahami cara menghitung luas suatu lingkaran menggunakan rumus <strong>L = \u03c0 \u00d7 r\u00b2<\/strong>. Berdasarkan latihan soal yang telah diberikan, siswa dapat mempelajari cara menentukan luas lingkaran dari jari-jari maupun diameter yang diketahui.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dalam menyelesaikan soal luas lingkaran, langkah utama yang perlu diperhatikan adalah menentukan nilai jari-jari terlebih dahulu, memilih nilai \u03c0 yang sesuai, kemudian melakukan perhitungan dengan tepat. Pemahaman konsep ini sangat penting karena luas lingkaran sering digunakan dalam berbagai permasalahan matematika dan kehidupan sehari-hari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dengan rutin berlatih mengerjakan soal luas lingkaran, peserta didik akan lebih mudah memahami materi bangun datar serta mampu menyelesaikan berbagai variasi soal dengan lebih percaya diri.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Contoh soal luas lingkaran merupakan materi matematika yang sering dipelajari mulai dari tingkat SD hingga SMP. Materi ini membahas cara&hellip;<\/p>\n","protected":false},"author":3,"featured_media":2266,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-2265","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pendidikan"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>30 Contoh Soal Luas Lingkaran Lengkap dengan Jawaban<\/title>\n<meta name=\"description\" content=\"Kumpulan soal luas lingkaran lengkap dengan jawaban dan pembahasan. 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