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ruslelena
[56]
3 years ago
6
An engineer on the ground is looking at the top of a building. The angle of elevation to the top of the building is 22°. The eng
ineer knows the building is 450 ft tall. What is the distance from the engineer to the base of the building to the nearest whole foot?
Mathematics
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answer:
Rudik
[331]
3 years ago
4
0
Tan 22°=450/d
==>d=450/tan 22°=1113.7890... ≈1114 (ft)
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