diketahui sebuah lingkaran dengan pusat o panjang jari = jari busur PQ = 6,28 cm dan besarnya sudut POQ = 36°, panjang jari-jari lingkaran tersebut adalah ... cm

Oleh: USER9824
30 Agustus 2025 matematika 5 menit baca
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Grade: Education Mata Pelajaran: matematika
diketahui sebuah lingkaran dengan pusat o panjang jari = jari busur PQ = 6,28 cm dan besarnya sudut POQ = 36°, panjang jari-jari lingkaran tersebut adalah ... cm
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161 Dilihat 161 Jawaban

Jawaban (161)

Jawaban Terbaik
(174)
36/360 = PQ/K. Lingkaran
1/10 = 6,28/2πr
1/10 = 6,28/2 x 3,14 x r
1/10 = 6,28/6,28 r -----> kali silang
6,28 r = 62,8
r = 62,8/6,28
r = 10 cm
Dijawab pada tanggal 30 Agustus 2025

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