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May 4, 2015

Homework Help: cosines

Posted by Anon on Sunday, February 27, 2011 at 6:53am.

I don't know how to reverse cosine decimals into angles. Can you please explain and help me solve these .

cos A= 0.28571428571
A=

cos B= 0.66666666667
B=

cos C= 0.5238089523

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