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24-04-2014
Mathematics

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If a square has an area of 81 square units how long is each side?

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24-04-2014

[tex]A=81 \\ \\ A = s^2 \\ \\ s^2 = 81 \\ \\s=\sqrt{81} \\ \\s= 9 \\ \\ Ansewr : \ each \ side \ is \ 9 \ units \ on \ each \ side[/tex]

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