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Mathematics 7 Online
OpenStudy (sleepyjess):

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 16°23'. When the boat stops, the angle of depression is 49°29' . 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.

OpenStudy (sleepyjess):

@freckles

OpenStudy (sleepyjess):

I kind of know how to start this one, but I'm not completely sure

OpenStudy (freckles):

a picture is a nice start

OpenStudy (sleepyjess):

I know I need to find the degrees that the boat was at, but I'm not sure what to do next

OpenStudy (sleepyjess):

I think it would be something like this? |dw:1418796502633:dw|

OpenStudy (freckles):

|dw:1418796594573:dw| I would draw this at first |dw:1418796700553:dw|

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