The empire state building, 380 m high is observed by a man 3.567 km away. What is the angle between the ground and his line of sight to the top of the building?
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Expert's answer
2011-07-12T05:30:24-0400
The distance in meters from the building is 3567 m away. The Empire state building, the disance, and the line connecting the man and the top of the building make together the right triangle. & tan (α) = 380/3567 = 0.1065 hence α = 6.1 degree.
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