# Math

An airplane is flying 100 km north and 185 km west of an airport. It is flying at a height of 7 km
A) what is the straight long distance to the airport?
B) what is the angle of elevation of the airplane, from the point of view of the airport?

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1. A √(100^2+185^2+7^2) = 210.4 km
B tanθ = 7/√(100^2+185^2)
so, θ=1.9°

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posted by Steve

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