SOLUTION: After flying an altitude of 500 meters a helicopter starts to decend when its ground distance from the landing pad is 11 kilometers. what is the angle of depression for this part o

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Question 256483: After flying an altitude of 500 meters a helicopter starts to decend when its ground distance from the landing pad is 11 kilometers. what is the angle of depression for this part of the flight
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
If you make a triangle, one leg is 11000 meters and the other leg is 500 meters.
OPP%2FADJ=500%2F11000=5%2F110=1%2F22
tan%28A%29=1%2F22
A=2.6
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2.6 degrees