SOLUTION: A passenger in an airplane at an altitude of 10 kilometers sees two towns directly to the east of the plane. The angle of depression of town a is 55 degrees and the angle of depres

Question 317421: A passenger in an airplane at an altitude of 10 kilometers sees two towns directly to the east of the plane. The angle of depression of town a is 55 degrees and the angle of depression of town b is 28 degrees. How far apart are the towns?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

Use trigonometry.

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