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OpenStudy (anonymous):
A plane is flying at an elevation of 20000 feet. It is within sight of the airport and the pilot finds that the angle of depression to the airport is 23 degrees
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myininaya (myininaya):
whats the question?
OpenStudy (anonymous):
Find the distance between the plane and the airport. Find the distance between a point on the ground directly below the plane and the airport.
myininaya (myininaya):
sin(23 degrees)=20,000/x
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