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✔ Mapel = Matematika✔ Kelas = 8 SMP
✔ Materi = Lingkaran
✔ Kata kunci = Luas Juring
Penyelesaian :
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Menentukan luas juring jika diketahui 2 sudut pusat dan luas juring lain.
Diketahui, <AOB = 40° dan <BOC = 60°, dengan luas Juring AOB adalah 26 cm. Berapa luas Juring BOC?
Penyelesaian :
Luas Juring BOC
= 60°/40° x L. AOB
= 3/2 x 26 cm
= 3 x 13 cm
= 39 cm
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