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March 6, 2015

March 6, 2015

Posted by **Jen** on Sunday, March 13, 2011 at 10:56pm.

- Geometry -
**PsyDAG**, Monday, March 14, 2011 at 11:47amDiagonal forms right triangle, with sides of square as two of the sides. Use Pythagorean theorem.

a^2 + b^2 = (10√2)^2

However, since a = b,

2a^2 = (10√2)^2

Perimeter = 4a

I'll leave the calculations for you.

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