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September 17, 2014

September 17, 2014

Posted by **ginA** on Tuesday, November 15, 2011 at 1:21pm.

- geometry -
**Ms. Sue**, Tuesday, November 15, 2011 at 1:28pma^2 + b^2 = c^2

9^2 + b^2 = 15^2

81 + b^2 = 225

b^2 = 225 - 81

b^2 = 144

b = ?

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