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?
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55/d = tan 11.3
d = 55/tan11.3 = 275 feet
d = 55/tan11.3 = 275 feet
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
2 answers