An airplane is flying at an elevation of 4150 ft., directly above a straight highway. Two checkpoints are spotted on opposite sides of the plane, the angle of depression of one checkpoint is 32° and the other is 54º. How far are these checkpoints from each other?
The airplane is 100.4 flying at an altitude of 30,000 feet. AB = 210,000 feet. At what angle is the plane descending (the angle of depression)?. Above is a picture of ...
