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Solve the Problem 15∘57′15 ^ { \circ } 57 ^ { \prime }

Question 288

Multiple Choice

Solve the problem.
-A person is watching a boat from the top of a lighthouse. The boat is approaching the lighthouse directly. When first noticed the angle of depression to the boat is 15∘57′15 ^ { \circ } 57 ^ { \prime } . When the boat stops, the angle of depression is 55∘5′55 ^ { \circ } 5 ^ { \prime } . The lighthouse is 200 feet tall. How far did the boat travel from when it was first noticed until it stopped? Round your answer to the hundredths place.


A) 560.18ft560.18 \mathrm { ft }
B) 605.38ft605.38 \mathrm { ft }
C) 544.88ft544.88 \mathrm { ft }
D) 582.68ft582.68 \mathrm { ft }

Correct Answer:

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