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January 27, 2015

January 27, 2015

Posted by **BreAnne** on Friday, January 27, 2012 at 6:35pm.

- trig -
**Damon**, Friday, January 27, 2012 at 7:07pmSketch an axis system and your angle and unit circle

7 pi/6 is pi/6 or 30 degrees below the -x axis in quadrant three

x = - cos 30 = sqrt 3/2

y = - sin 30 = -1/2

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