Jawab:
Penjelasan dengan langkah-langkah:
A. Keliling 1/2 lingkaran = π x d x 1/2= (22/7 x 14 x 1/2) + 14= 22cm + 14cm = 36cmD. Keliling 1/2 lingkaran = π x d x 1/2= (22/7 x 5 x 1/2) + 5 + 4 + 3= 7,85 + 5 +4 + 3 = 19,85cm
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Jawab:
Penjelasan dengan langkah-langkah:
A. Keliling 1/2 lingkaran = π x d x 1/2
= (22/7 x 14 x 1/2) + 14
= 22cm + 14cm = 36cm
D. Keliling 1/2 lingkaran = π x d x 1/2
= (22/7 x 5 x 1/2) + 5 + 4 + 3
= 7,85 + 5 +4 + 3 = 19,85cm