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 17°31'. When the boat stops, the angle of depression is 46°41'. 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.

Question

n00bstyle · Answer

You will have to make two drawings.
One with the angle of 17,31 and the other one with 46,41.

In this way you can calculate two distances (use tangens)
When you subtract these distances, you know how far the boat traveled.

I hope I made myself clear

n00bstyle · Answer

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