October 22, 2016

Homework Help: trig

Posted by Barb on Wednesday, November 28, 2012 at 11:43pm.

angles of elevation to an airplane are measured from the top and the base of a building that is 40 m tall. The angle from the top of the building is 31, and the angle from the base of the building is 40. Find the altitude of the airplane. (Round your answer to two decimal places.)

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