February 24, 2017

Homework Help: Trigonometry

Posted by Winsel on Tuesday, August 10, 2010 at 10:15am.

frrom outlook tower 80ft. high, a man observes from a position 6.5ft. below the top of the tower that the angle of elevstion of the top of certain tree is 12deg40mins and the angle of depression of its base is 72deg20mins. If the base of the tower and the base of the tree are at the same level, what is the height of the tree?

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