A ladder 20 feet long leans up against a house.
The bottom of the ladder starts to slip away from the house at 0.17 feet per second. How fast is the tip of the ladder along the side of the house slipping when the ladder is 7.2 feet away from the house? (Round to 3 decimal places.)
Answer: _____ ft/ sec
Consider the angle the bottom of the ladder makes with the ground.
How fast is the angle changing (in radians) when the ladder is 7.2 feet away from the house?
Answer 2: ________