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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?

1 answer:

Rudik [331]3 years ago

4 0

Tan 22°=450/d
==>d=450/tan 22°=1113.7890... ≈1114 (ft)

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