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October 20, 2014

October 20, 2014

Posted by **thapelo** on Monday, April 8, 2013 at 9:24am.

- trig -
**Reiny**, Monday, April 8, 2013 at 9:47amwe know

sin^2 41° + cos^2 41° = 1

m^2 = 1 - cos^2 41°

m = ±√(1 - cos^2 41°)

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