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panjang busur = x keliling lingkaran
jawab: x 3,14 x 10cm x 10cm
= 31, 4 cm
(2)
pakai perbandingan aja
BOC =
BOC = 42cm
(3) selalu berpotongan dengan arti memiliki titik potong
(4)
AB= AO + OB
AB= 10cm + 26cm
AB= 36cm
btw tadi ada yang nanya soal-soal kayak gini loh