An airplane, flying at an altitude of 6 miles, is on a flight path that passes directly over an observer (see figure). Let θ be the angle of elevation from the observer to the plane. Find the distance d from the observer to the plane when (a) θ = 30°, (b) θ = 90°, and (c) θ = 120°.

Transcribed Image Text:

6 mi Not drawn to scale