WPP#12: Unit O Concept 10: Solving angle of elevation and depression word problems

a)Michael measures from ground level the angle of elevation to the top floor of the concert stadium to be 14 degrees. If the base of the floor is 500 feet from the seats, how high are the top row seats?

b)Michael now stands up on the top floor of the concert stadium. He measures the angle of depression from the top floor to the base of the stage (10 feet above ground level) to be 16 degrees. He knows that he is now approximately 115 feet on the top of the top floor. How far are you horizontally from the stage?

http://31.media.tumblr.com/58dbe2cbb5f11655cbfb64d49415cc10/tumblr_mtb3d2e8lA1sqc3bro7_500.jpg

Solution: