Thread: Does any know how to answer this question?
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Old January 14th, 2008, 04:54 PM
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You can use various methods, but you could start with the law of cosines.

AC=\sqrt{(5.2)^{2}+(2.8)^{2}-2(5.2)(2.8)cos(81)}

Next, try using the law of sines to find the angles.
Last edited by galactus; November 24th, 2008 at 07:38 AM.
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