{"id":1689,"date":"2026-07-22T11:20:29","date_gmt":"2026-07-22T04:20:29","guid":{"rendered":"https:\/\/www.itera.ac.id\/blog\/?p=1689"},"modified":"2026-07-22T10:28:52","modified_gmt":"2026-07-22T03:28:52","slug":"contoh-soal-lingkaran","status":"publish","type":"post","link":"https:\/\/www.itera.ac.id\/blog\/contoh-soal-lingkaran\/","title":{"rendered":"Contoh Soal Lingkaran: Rumus, dan Pembahasan Lengkap"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Lingkaran merupakan salah satu bangun datar yang paling sering muncul dalam pelajaran Matematika. Materi ini mencakup berbagai konsep, seperti <strong>jari-jari, diameter, keliling, luas<\/strong>, hingga hubungan antarbagian lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus yang paling sering digunakan adalah:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Keliling Lingkaran = <strong>2 \u00d7 \u03c0 \u00d7 r<\/strong> atau <strong>\u03c0 \u00d7 d<\/strong><\/li>\n\n\n\n<li>Luas Lingkaran = <strong>\u03c0 \u00d7 r\u00b2<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Dengan memahami rumus-rumus tersebut, peserta didik akan lebih mudah menyelesaikan berbagai soal tentang lingkaran yang sering muncul dalam ulangan sekolah, ANBK, maupun ujian lainnya.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pada kumpulan contoh soal berikut, setiap soal dilengkapi dengan jawaban benar dan pembahasan lengkap sehingga memudahkan proses belajar.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 1<\/strong><\/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 <strong>7 cm<\/strong>. Keliling 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. 22 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 34 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 44 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 49 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 56 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. 44 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\">Keliling lingkaran dihitung dengan rumus:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 2 \u00d7 \u03c0 \u00d7 r<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 2 \u00d7 22\/7 \u00d7 7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 44 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 44 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\">Menghitung keliling 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 keliling lingkaran jika diketahui 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\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 2<\/strong><\/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 <strong>14 cm<\/strong>. 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<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 462 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 616 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 728 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 784 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\">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 14 \u00d7 14<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22 \u00d7 2 \u00d7 14<\/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 jawabannya adalah <strong>C. 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.<\/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 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\"><strong>Soal Nomor 3<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diameter sebuah lingkaran adalah <strong>20 cm<\/strong>. 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<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 8 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 10 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 12 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">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\">Jari-jari = Diameter \u00f7 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 20 \u00f7 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 10 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 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 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 jika diketahui diameter.<\/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\">C2 (Memahami)<\/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\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 4<\/strong><\/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 <strong>28 cm<\/strong>. Keliling 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. 66 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 72 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 88 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 96 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 104 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. 88 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\">Keliling:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = \u03c0 \u00d7 d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 22\/7 \u00d7 28<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 88 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 88 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\">Menghitung keliling 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 keliling dari diameter.<\/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\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 5<\/strong><\/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 <strong>10 cm<\/strong> 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. 200 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 250 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 300 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 314 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 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\">D. 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 jawabannya adalah <strong>D. 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\">Menghitung 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 \u03c0 = 3,14.<\/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\"><strong>Soal Nomor 6<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Keliling sebuah lingkaran adalah <strong>62,8 cm<\/strong>. Jika \u03c0 = 3,14, maka jari-jarinya 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. 8 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 9 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 10 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 11 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 12 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\">K = 2 \u00d7 \u03c0 \u00d7 r<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">62,8 = 2 \u00d7 3,14 \u00d7 r<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">62,8 = 6,28 \u00d7 r<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 10 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 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 keliling.<\/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 jika diketahui keliling.<\/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\"><strong>Soal Nomor 7<\/strong><\/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 memiliki diameter <strong>70 cm<\/strong>. Keliling 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. 200 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 210 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 220 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 230 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 240 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. 220 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\">K = \u03c0 \u00d7 d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 22\/7 \u00d7 70<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 220 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 220 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\">Menghitung keliling 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 keliling lingkaran berdasarkan diameter.<\/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\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 8<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jari-jari sebuah lingkaran <strong>21 cm<\/strong>. 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<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 1.386 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 1.486 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 1.586 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 1.686 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. 1.386 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 = 22\/7 \u00d7 21 \u00d7 21<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22 \u00d7 3 \u00d7 21<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 1.386 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>B. 1.386 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.<\/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 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\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 9<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diameter suatu lingkaran adalah <strong>18 cm<\/strong>. Jari-jarinya 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. 6 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 7 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 8 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 9 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 10 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. 9 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\">r = d \u00f7 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 18 \u00f7 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 9 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>D. 9 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 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 jika diketahui diameter.<\/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\">C2 (Memahami)<\/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\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 10<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rumus luas lingkaran 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. \u03c0 \u00d7 d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 2 \u00d7 \u03c0 \u00d7 r<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. s \u00d7 s<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. p \u00d7 l<\/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. \u03c0 \u00d7 r\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\">Rumus luas lingkaran adalah:<\/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\">dengan:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u03c0 = 22\/7 atau 3,14<\/li>\n\n\n\n<li>r = jari-jari lingkaran<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. \u03c0 \u00d7 r\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 rumus 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 mengidentifikasi rumus 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\">C1 (Mengingat)<\/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\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 11<\/strong><\/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 <strong>5 cm<\/strong>. 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. 62,8 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 72,8 cm\u00b2<\/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\">D. 85,5 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 90 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\">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 jawabannya adalah <strong>C. 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\">Menghitung 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 menentukan 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\"><strong>Soal Nomor 12<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diameter sebuah lingkaran <strong>30 cm<\/strong>. Keliling 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. 84,2 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 90,4 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 94,2 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 98,6 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 102 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. 94,2 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\">K = \u03c0 \u00d7 d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 3,14 \u00d7 30<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 94,2 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 94,2 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\">Menghitung keliling 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 keliling dari diameter.<\/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\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 13<\/strong><\/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 <strong>12 cm<\/strong>. Diameternya 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. 18 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 20 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 22 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 24 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 26 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. 24 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\">Diameter = 2 \u00d7 jari-jari<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 2 \u00d7 12<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">= 24 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>D. 24 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 diameter 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 diameter jika diketahui 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\">C2 (Memahami)<\/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\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 14<\/strong><\/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 <strong>42 cm<\/strong>. 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. 1.286 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 1.386 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 1.486 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 1.586 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 1.686 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. 1.386 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\">Jari-jari = 42 \u00f7 2 = 21 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 21 \u00d7 21<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 1.386 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>B. 1.386 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.<\/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 dari diameter.<\/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\"><strong>Soal Nomor 15<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Keliling sebuah lingkaran adalah <strong>88 cm<\/strong>. Jika \u03c0 = 22\/7, 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<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 12 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 14 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 16 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 18 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. 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\">K = 2 \u00d7 \u03c0 \u00d7 r<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">88 = 2 \u00d7 22\/7 \u00d7 r<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">88 = 44\/7 \u00d7 r<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 14 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 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 dari keliling.<\/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 jari-jari 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\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 16<\/strong><\/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 <strong>7 meter<\/strong>. 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. 120 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 132 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 154 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 176 m\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 196 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\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 22\/7 \u00d7 7 \u00d7 7<\/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 jawabannya adalah <strong>C. 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.<\/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 kontekstual 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\">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\"><strong>Soal Nomor 17<\/strong><\/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 memiliki keliling <strong>125,6 cm<\/strong>. Jika \u03c0 = 3,14, maka diameter 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. 20 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 30 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 40 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 50 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 60 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. 40 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\">K = \u03c0 \u00d7 d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">125,6 = 3,14 \u00d7 d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d = 40 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 40 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 diameter dari keliling.<\/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 diameter 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\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 18<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jari-jari sebuah lingkaran diperbesar menjadi <strong>2 kali<\/strong> semula. Luas lingkaran akan menjadi &#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 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 3 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 4 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 6 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 8 kali<\/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. 4 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Luas lingkaran sebanding dengan kuadrat jari-jari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jika jari-jari menjadi 2 kali:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Luas = 2\u00b2 = 4 kali semula.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 4 kali<\/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 jari-jari dan 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 memahami perubahan luas akibat perubahan 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\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 19<\/strong><\/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 <strong>9 cm<\/strong>. Kelilingnya 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. 48,24 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 50,52 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 56,52 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 60,24 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 62,80 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. 56,52 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\">K = 2 \u00d7 \u03c0 \u00d7 r<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 2 \u00d7 3,14 \u00d7 9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 56,52 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 56,52 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\">Menghitung keliling 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 rumus keliling 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\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 20<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bagian lingkaran yang melalui titik pusat dan menghubungkan dua titik pada keliling disebut &#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. Tali busur<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. Juring<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. Diameter<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. Busur<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. Apotema<\/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. Diameter<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diameter adalah garis lurus yang menghubungkan dua titik pada keliling lingkaran dan selalu melalui titik pusat.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. Diameter<\/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 unsur-unsur 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 mengidentifikasi bagian-bagian 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\">C1 (Mengingat)<\/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\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 21<\/strong><\/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 <strong>15 cm<\/strong>. Keliling 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. 84,2 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 90,4 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 94,2 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 98,6 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 102 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. 94,2 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\">K = 2 \u00d7 \u03c0 \u00d7 r<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 2 \u00d7 3,14 \u00d7 15<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 94,2 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 94,2 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\">Menghitung keliling 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 keliling 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\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 22<\/strong><\/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 <strong>8 cm<\/strong>. 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. 180,96 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 190,96 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 200,96 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 210,96 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 220,96 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. 200,96 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 8\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 3,14 \u00d7 64<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L = 200,96 cm\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 200,96 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.<\/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.<\/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\"><strong>Soal Nomor 23<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diameter sebuah lingkaran adalah <strong>50 cm<\/strong>. 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. 20 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 22 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 24 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 25 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">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\">D. 25 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\">r = d \u00f7 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 50 \u00f7 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 25 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>D. 25 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 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 jika diketahui diameter.<\/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\">C2 (Memahami)<\/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\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 24<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Keliling sebuah lingkaran <strong>44 cm<\/strong>. Jika \u03c0 = 22\/7, maka diameternya 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<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 12 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 14 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 16 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 18 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. 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\">K = \u03c0 \u00d7 d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">44 = 22\/7 \u00d7 d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d = 14 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 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 diameter dari keliling.<\/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 diameter 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\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 25<\/strong><\/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 adalah <strong>154 cm\u00b2<\/strong>. Jika \u03c0 = 22\/7, 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<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 6 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 7 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 8 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 9 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. 7 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\">L = \u03c0 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">154 = 22\/7 \u00d7 r\u00b2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">154 = r\u00b2 \u00d7 22\/7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r\u00b2 = 49<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r = 7 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 7 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.<\/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 jari-jari jika diketahui 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\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 26<\/strong><\/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 <strong>70 cm<\/strong>. Jika roda berputar satu kali, jarak yang ditempuh 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. 200 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 210 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 220 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 230 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 240 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. 220 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\">Jarak satu putaran sama dengan keliling lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = \u03c0 \u00d7 d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 22\/7 \u00d7 70<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 220 cm<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 220 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\">Menerapkan konsep keliling 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 menyelesaikan soal kontekstual tentang 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\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 27<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jika jari-jari lingkaran menjadi <strong>3 kali<\/strong> semula, maka keliling lingkaran menjadi &#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. Tetap<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 2 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 3 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 6 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 9 kali<\/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 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Keliling berbanding lurus dengan jari-jari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jika jari-jari menjadi 3 kali, maka keliling juga menjadi 3 kali.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 3 kali<\/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 jari-jari dan keliling.<\/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 memahami perubahan keliling akibat perubahan 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\">3 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 28<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jika diameter lingkaran diperbesar menjadi <strong>2 kali<\/strong>, maka luas lingkaran menjadi &#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 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 3 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 4 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 6 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 8 kali<\/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. 4 kali<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diameter menjadi 2 kali berarti jari-jari juga menjadi 2 kali.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Luas bergantung pada kuadrat jari-jari.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Luas baru = 2\u00b2 = 4 kali luas semula.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 4 kali<\/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 diameter dan 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 memahami perubahan 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\">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\"><strong>Soal Nomor 29<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diameter sebuah kolam berbentuk lingkaran adalah <strong>14 meter<\/strong>. Keliling 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. 34 m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 40 m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 44 m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 48 m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. 52 m<\/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. 44 m<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = \u03c0 \u00d7 d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 22\/7 \u00d7 14<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K = 44 meter<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>C. 44 m<\/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 keliling 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 keliling lingkaran dalam soal cerita.<\/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\">2 menit<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Soal Nomor 30<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pertanyaan<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bagian lingkaran yang merupakan titik tepat di tengah lingkaran disebut &#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. Diameter<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. Busur<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. Jari-jari<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. Tali busur<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. Titik pusat<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jawaban Benar<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E. Titik pusat<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pembahasan Lengkap<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Titik pusat adalah titik yang berada tepat di tengah lingkaran dan memiliki jarak yang sama ke seluruh titik pada keliling lingkaran.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi jawabannya adalah <strong>E. Titik pusat<\/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 unsur-unsur 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 mengidentifikasi bagian-bagian 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\">C1 (Mengingat)<\/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\">2 menit<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Kesimpulan<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Materi lingkaran mencakup konsep dasar seperti <strong>jari-jari, diameter, keliling, dan luas<\/strong>. Dengan memahami rumus-rumus tersebut serta hubungan antarunsur lingkaran, peserta didik dapat menyelesaikan berbagai soal perhitungan maupun soal cerita dengan lebih mudah. Rutin berlatih akan membantu meningkatkan ketelitian dan kemampuan menyelesaikan soal lingkaran pada ulangan maupun ujian.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lingkaran merupakan salah satu bangun datar yang paling sering muncul dalam pelajaran Matematika. Materi ini mencakup berbagai konsep, seperti jari-jari,&hellip;<\/p>\n","protected":false},"author":3,"featured_media":1691,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-1689","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>Contoh Soal Lingkaran: Rumus, dan Pembahasan Lengkap<\/title>\n<meta name=\"description\" content=\"Pelajari berbagai soal lingkaran mulai dari jari-jari, diameter, keliling, luas, hingga penerapan rumus lengkap dengan pembahasannya.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.itera.ac.id\/blog\/contoh-soal-lingkaran\/\" 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