Friday

August 22, 2014

August 22, 2014

Posted by **sally** on Friday, September 28, 2012 at 1:04am.

- trig -
**Steve**, Friday, September 28, 2012 at 11:24amwhat's the trouble? Just trace the circle twice. If you have to label some points along the way, just label each marked point with two values:

pi/2,5pi/2

and so on

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