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September 21, 2014

September 21, 2014

Posted by **Anonymous** on Wednesday, November 28, 2012 at 2:03pm.

- geometry -
**Ms. Sue**, Wednesday, November 28, 2012 at 2:19pmThis forms a right angle triangle.

a^2 + b^2 = c^2

a^2 + 12^2 = 20^2

a^2 + 144 = 400

a^2 = 256

a = 16

- pre algrbra -
**kevin**, Friday, April 4, 2014 at 9:25pma=16

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