emilyaparicio16
emilyaparicio16
10-02-2018
Mathematics
contestada
helppppppp please...........
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qumpelka
qumpelka
10-02-2018
C like circumference:
C = 2 π * r = 2 * 3,14 * 3,5 = 21,99 ≈ 22 m
A like area:
A = π r² = 3,14 * (3,5)² = 3,14 * 12,25 = 38,48 m
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