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Project Mathematics! Sines & Cosines, Part III
November 27, 2007

Target: Grades 9-12

Length: 28 minutes 30 seconds


This program relates an angle's sine and cosine with chord length on a circle. Derives formulas for finding the sine and cosine of a sum of two angles. Applications include wave addition.


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Page Last Updated: July 28th, 2013
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