Friday

February 27, 2015

February 27, 2015

Posted by **tim** on Wednesday, March 10, 2010 at 2:19pm.

The captain measures the the angle of elevation to the top of the lighthouse to be 25.

How far is the ship from the base of the lighthouse?

- trig -
**bobpursley**, Wednesday, March 10, 2010 at 2:28pm25=howfar*tan25

Now, I am wondering how he measured the angle of elevation at night....if you have ever been at sea at night, you know the problem: the surface and sky are both black, and you cannot see the horizon.

**Answer this Question**

**Related Questions**

trig - The captain of a ship at sea sights a lighthouse which is 120 feet tall. ...

Calculus - The captain of a ship at sea sights a lighthouse which is 260 feet ...

math-geometry - a person in a boat sights the top of a lighthouse at an angle of...

Maths - An observer at the top of a lighthouse 55m Hugh sights a ship at a sea ...

Geometry - how do I set up this problem a man standing on the deck of a ship ...

Geometry - how do I set up this problem a man standing on the deck of a ship ...

geometry - Daniel sees a lighthouse in the harbor. He estimates the angle of ...

Precal - The angle of elevation from a ship in the ocean to the top of a ...

math - the Angle of Elevation From a Ship to the Top of a Lighthouse on the ...

Precalc/Trig Word Problem - From the top of a 200-ft lighthouse, the angle of ...