Answer:
<em>(b) 47.10 inch.</em>
Step-by-step explanation:
C = 2πr
C ≈ 2 × 3.14 × 7.5 = 47.1 inches
76
B is the correct answer. please mark brainliest.
Let's get our relevant base equations listed out:
d = 2r
area = pi*r²
c = πd
Thus, d=2*5m = 10m, c=π*10m=10π m, and area = 25m²*π
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