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OpenStudy (anonymous):
An engineer is surveying a building with a device that is 6 feet above the ground. He is 60 feet from the building and is looking with an angle of elevation of 45 degrees. How tall is the building?
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OpenStudy (anonymous):
tan 45 = h/ 60 -> h = 60 Thus the whole height 60 + 6 = 66 ft
OpenStudy (anonymous):
Thank you (:
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