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The area of a circle is 706.5 square inches. What is the radius? Use 3.14 to approximate pi.

Respuesta :

sqdancefan
r = √(A/π) ≈ √(706.5 in²/3.14) ≈ 15 in

The radius is about 15 in.
choixongdong
A= pi r^2
706.5 = 3.14 x r^2
r^2 = 225
r = 15

answer
radius = 15 in.
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