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April 20, 2014

April 20, 2014

Posted by **manpreet** on Tuesday, November 27, 2012 at 5:59am.

- maths -
**drwls**, Tuesday, November 27, 2012 at 6:04amx is 60 degrees past 180, or 240 degrees. That is 2pi/3 in radians.

The sine of x is -sqrt3/2

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