Nov
14
How long must the ladder be if the angle formed by the ladder and the level ground is 75 degrees?
ByMr. Allen needs to rent a ladder to paint the outside of his house. The painted part of his house is 20 ft. high, the ladder has to reach the top of the painted part.
1 Comments
November 14th, 2009 at 5:17 pm
Must be:
20/sin(75)