A light aircraft was traveling 108 miles per hour straight and level when the pilot measured a landmark at a 4° angle of depression. After 15 minutes the aircraft was directly over the landmark. At what height, to the nearest foot, is the aircraft flying?

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter2: Parallel Lines
Section2.CR: Review Exercises
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A light aircraft was traveling 108 miles per hour straight and level when the pilot measured a landmark at a 4° angle of depression. After 15 minutes the aircraft was directly over the landmark. At what height, to the nearest foot, is the aircraft flying?

 

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