Sunday

March 29, 2015

March 29, 2015

Posted by **Nicole** on Sunday, March 6, 2011 at 9:41pm.

- trig -
**Damon**, Sunday, March 6, 2011 at 9:45pm2 pi/3 radians = 360/3 = 120 degrees

180 -120 = 60

so

60 degrees above -y axis in quadrant 2

so

-1/2

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