Oh M.

asked • 03/05/18

Trigonometry Word Problem

The question:
 
A man standing atop a watchtower sees a ship at an angle of depression of 15 degrees. He looks at the ship again later and see it at an angle of depression of 30 degrees. If the ship traveled 800 feet toward the watchtower in that time, how high above sea level is the man? 
 
The answer is 400 feet. 

1 Expert Answer

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Doug C. answered • 29d

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