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18-09-2017
Mathematics

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The area of a square is 21 more than its perimeter. find the length of a side.

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treytrey1122owgmlq treytrey1122owgmlq

18-09-2017

the formula for area of a square is s^2 so it would be 7; the perimeter would be 7+7+7+7= 28 and the area would be 7^2= 49

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