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March 5, 2015

March 5, 2015

Posted by **ab** on Wednesday, January 16, 2013 at 4:25pm.

cos θ = 0.9659 A = ? H = 20

- trig -
**Reiny**, Wednesday, January 16, 2013 at 5:10pmI pitched those tables over 25 years ago, just about every cheap calculator can do trig.

cos Ø = .9659

Ø = 15°

Since I can't see your diagram , you will have to decide whether to use the sine or the cosine of 15° to find the rest

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