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April 1, 2015

April 1, 2015

Posted by **Mars** on Tuesday, October 5, 2010 at 12:09am.

a. t = - 7(pi)/6

- Trig -
**Henry**, Wednesday, October 6, 2010 at 9:45pmt = -7(pi)/6.

-7(pi)/6 * 180/(pi) = -210 deg.

-210 is 210 deg CW from the + x-axis

and is in the 2nd quadrant.

Ar = [-210] - 180,

Ar = 210 - 180 = 30 deg.

A = 180 - 30 = 150 DEG CW FROM +X AXIS.

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