February 26, 2017

Homework Help: math

Posted by Sasuke on Wednesday, August 1, 2012 at 11:42am.

From a mountain 1780 ft. high, the angle of depression of a point on the nearer shore of a river is 48 degrees 40 minutes and of a point directly across on the opposite side is 22 degrees 20 minutes. What is the width of the river between the two points?

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