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February 27, 2015

February 27, 2015

Posted by **evelyn** on Monday, March 25, 2013 at 6:48pm.

- math -
**Ms. Sue**, Monday, March 25, 2013 at 6:53pmUse the Pythagorean Theorem.

a^2 + b^2 = c^2

a^2 + 5^2 = 13^2

a^2 + 25 = 169

a^2 = 169 - 25

a^2 = 144

a = 12

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