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# Math Help!

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A circle has an area of 314 square inches. What is the circle’s radius? Use 3.14 for pi.

musiclover0804  Dec 6, 2018
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$$A = \pi r^2 \approx 3.14 r^2 = 314 ~in^2\\ r^2 = 100~in^2\\ r= 10~in$$

Rom  Dec 6, 2018
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Thank You!

musiclover0804  Dec 7, 2018