Homework Help: Geometry/Trig.

Posted by Chica on Sunday, January 30, 2011 at 1:53pm.

Let angle A be and acute angle in a right triangle. Approximate the measure of andgle A to the nearest tenth of a degree.

cos A = 0.11

Geometry/Trig. - tghias, Sunday, January 30, 2011 at 4:05pm
Find the inverse of cosA, so cos-(.11)=83.7

I hope it's right!

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