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December 20, 2014

December 20, 2014

Posted by **sedef** on Sunday, September 16, 2012 at 4:41pm.

- phys -
**Damon**, Sunday, September 16, 2012 at 4:51pmtan T = sin T/ cos T

T = -71.56

tan is negative in quadrants 2 and 4

so

180 - 71.56 = 108

and

360 - 71.56 = 288

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