From the top of a 250-foot lighthouse, a plane is sighted

Chapter 4, Problem 4.3.84

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From the top of a 250-foot lighthouse, a plane is sighted overhead and a ship is observed directly below the plane. The angle of elevation of the plane is 22 and the angle of depression of the ship is 35. Find a. the distance of the ship from the lighthouse; b. the plane s height above the water. Round to the nearest foot.

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