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05-10-2017
Mathematics

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The area of a circular place is 45 square inches. Estimate the radius to the nearest integer.

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snooksmxo snooksmxo

05-10-2017

A=pi(r)^2
45=pi(r)^2 divide by pi (3.14)
14.33=r^2 square root both sides
3.79=r round
r=4

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