Posted by **Ashley** on Tuesday, November 8, 2011 at 8:47am.

From the top of a lighthouse 55ft above sea level, the angle of depression to a small boat is 11.3 degrees. How far from the foot of the lighthouse is the boat?

- Math needs help -
**PsyDAG**, Tuesday, November 8, 2011 at 10:11am
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- Please Help!!!!!! -
**Steve**, Tuesday, November 8, 2011 at 2:52pm
55/d = tan 11.3

d = 55/tan11.3 = 275 feet

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