Posted by joan on Wednesday, January 18, 2012 at 8:14am.
Asked and answered before. See
http://www.jiskha.com/display.cgi?id=1326536840
Related Questions
trig - From the top of a hill 700 ft. high, an observer notes that the angles of...
Trigonometry (Math) - From the top of a building 70 ft. high, two objects in a ...
trigonometry - A lighthouse BC of unknown height stands on the edge of a cliff ...
trigonometric problem - Point A and B are on the same horizontal line with the ...
trigo - Points A and B are on the same horizontal line from the foot of a hill ...
math - an observer in a lighthouse 300 ft above sea level observes 2 ships ...
calculus - 1. A hill with a 35 degree grade (incline with horizontal) is cut ...
trigonometry - From lookout tower 80ft. high, a man observes from a position 6.5...
Physics - Kathy is changing the tire of her car on a steep hill 20 m high. She ...
angle - 1.) From the top of a lighthouse 52 metres high,the angles of depression...
For Further Reading