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OpenStudy (anonymous):
Jessica is standing 20 feet away from a skyscraper in New York when she measures the angle of elevation to the top of the building as 88.8°. To the nearest foot, how tall is the building?
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OpenStudy (mani_jha):
Let x be the height of the skyscraper |dw:1330284267617:dw| tan88.8=x/20 x=20tan88.8 Did u get it?
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