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Verified answer
Materi Tentang KongruenitasVerified answer
1. α = 36° x π/180°α =0,2π
P. Busur = αxr
r = PB/α
r = 10/0,2π
r = 15,9 cm
2. α = 45° x π/180
α = 0,25π
P. Busur = αxr
r = PB/α
r = 15/0,25π
r = 19,10 cm
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