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October 21, 2014

October 21, 2014

Posted by **Chris** on Sunday, February 17, 2013 at 8:17pm.

- Trig -
**Steve**, Sunday, February 17, 2013 at 8:37pmif the sides have length a and b,

a^2 = 6^2 + 3.5^2 - 2(6)(3.5)cos42

b^2 = 6^2 + 3.5^2 + 2(6)(3.5)cos42

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