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December 20, 2014

December 20, 2014

Posted by **Britt** on Thursday, May 12, 2011 at 10:14pm.

- Math -
**Damon**, Thursday, May 12, 2011 at 10:21pmThe diagonal of a square is the side times sqrt 2 (Pythagorean theorem)

so

the side here is 15 so the area is 15^2 = 225

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