Question

From the top of a lighthouse 55ft above sea level, the angle of depression to a small boat is 11.3 degrees. How far from the foot of the lighthouse is the boat?

Answer 1

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Answer 2

55/d = tan 11.3
d = 55/tan11.3 = 275 feet

Answer 3

An doserver in the window of the lighthouse is 32 meters above the level of the ocean. The angle of depression of the boat is 27° how far is the boat from the lighthouse