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01-08-2017
Mathematics

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If the area of a circle is approximately 113 square yards, about how long is the radius?

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01-08-2017

A = πr² [A=area, r=radius, π≈3.14]

113 = 3.14 * r² ⇒
r² = 113/3.14 ≈ 36 ⇒
r ≈ √36 ≈ 6 yards

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