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December 21, 2014

Homework Help: Pre-Calculus

Posted by Tyson on Friday, September 28, 2012 at 8:42pm.

Two sides of a triangle are x units and y units in length. The angle between them is theta. Prove that the area of the triangle is 1/2xysin(theta).


I'm not sure how to do this question, I tried drawing a picture but I'm still not understanding it.

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