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An airplane is flying 1300 feet horizontally from an airport at an altitude of 900 feet. At what angle of depression must the airplane descend in order to land at the airport?
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An airplane is flying 1300 feet horizontally from an airport at an altitude of 900 feet. At what angle of depression must the airplane descend in order to land at the airport?

User CommanderHK
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Determine the angle of depression.


\begin{gathered} \tan \alpha=(900)/(1300) \\ \alpha=\tan ^(-1)((9)/(13)) \\ =0.0120 \end{gathered}

Answer: 0.0120 degree

User Jfga
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