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October 20, 2014

October 20, 2014

Posted by **Ana** on Thursday, June 10, 2010 at 9:58pm.

- Algebra 2 -
**Reiny**, Thursday, June 10, 2010 at 11:28pmclose, but remember that in the third quadrant the cosine is negative, so

cosØ = -√2/2

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