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April 21, 2014

Homework Help: precal

Posted by shep on Sunday, July 15, 2012 at 9:47pm.

From a point B that is 9 meters above level ground , the angle of elevation of the top of a building is 43 degrees and the angle of depression of the base of the building is 7 degrees. What is the height of the building.

(tell what formula and why you used it will very much be appreciated)

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