PRECALCULUS

An airplane is flying at a speed of 250 mph at an altitude of 4 miles. The plane passes directly above a radar station at time t=0. Find the distance s between the plane and the radar station after 5 minutes.

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  1. Vertical distance = 4 miles
    Horizontal distance = 250 miles/h*(1/12 h) = 20.83 miles

    Take the hypotenuse to get the total radar station to plane distance.

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  2. 22.2

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