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You are standing at the top of a lighthouse, looking down towards a boat on the water. From your position in the lighthouse, you are 67.7 metres above ground. The boat is a horizontal distance of 74.7 metres from the lighthouse. Determine the measure of the angle of depression formed between you and the boat. State your answer as a numeric value only, rounded to the nearest tenth of a degree.

An American-Italian high school hockey player from the North Shore is standing 10 feet from a building. If the vertical distance from the ground to his dark eyes is 5 feet and if the angle between a horizontal line and his line of sight to the top of the building is 80°, find the height of the building.

You are a squirrel up in a tree with an angle of elevation of 30º from your eyes. You fell out of the tree once, so you know it’s 15 feet tall. a, If you are 5.5 feet tall, what is the distance from you to the squirrel? b. Your daughter standing next to you is only 2.5 feet tall. What is the angle of elevation from her viewpoint to the squirrel in the tree.

You are standing 100 meters from the base of a tower. The angle of elevation from where you are standing to the top of the tower is 38 degrees. How tall is the tower?