Friday

December 19, 2014

December 19, 2014

Posted by **Moe** on Saturday, April 27, 2013 at 9:49pm.

- Algebra 2/ Trigonometry -
**Damon**, Saturday, April 27, 2013 at 10:55pm2 pi is all the way around, so

sin (- theta)

which is

-sin (theta)

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