Homework Help: Trigonometry

Posted by AwesomeGuy on Monday, February 4, 2013 at 1:38am.

Angle of Depression
Find the angle of depression from the top of the lighthouse 250 feet above water level to the water line of a ship 2.5 miles offshore.

Trigonometry - Steve, Monday, February 4, 2013 at 2:44am
tanθ = 250/(2.5*5280)

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