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September 3, 2014

September 3, 2014

Posted by **tori** on Thursday, February 16, 2012 at 10:56pm.

- geometry -
**Steve**, Friday, February 17, 2012 at 10:57amcall the vertices A,B,C

Use law of cosines to find A.

area = 1/2 * AB * AC*sinA

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