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July 22, 2014

Homework Help: math 115a

Posted by aris on Saturday, June 29, 2013 at 7:39am.

two points A and B 80 ft apart lie on the same side of a tower and in a horizontal line through its foot . If the angle of elevation of the top of the tower at A is 21 degrees and B is 46 degrees , find the height of the tower.

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