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
Indicate your subject in the "School Subject" box, so those with expertise in the area will respond to the question.

- Please Help!!!!!! -
**Steve**, Tuesday, November 8, 2011 at 2:52pm
55/d = tan 11.3

d = 55/tan11.3 = 275 feet

## Answer this Question

## Related Questions

- Maths - From a point on a lighthouse 76 metres above sea level,the angle of ...
- geometry - From the top of a lighthouse 210 feet high, the angle of depression ...
- algebra1 - From the top of a lighthouse 210 feet high, the angle of depression ...
- math - From the top of a lighthouse 75 feet high, the cosine of the angle of ...
- algerba 1 - From the top of a lighthouse 210 feet high, the angle of depression ...
- math - From the top of a lighthouse 210 feet high, the angle if depression to a ...
- algebra 1 - From the top of a lighthouse 210 feet high, the angle if depression ...
- Math - From the top of a lighthouse 210 feet high, the angle if depression to a ...
- math - From the top of a lighthouse 210 feet high, the angle if depression to a...
- math - From the top of a lighthouse 210 feet high, the angle if depression to a ...