Question 1106040
How far up a wall will a 25 foot long ladder reach if the bottom must be at least 6 feet from the bottom of the wall? What will be the slope of the ladder if the bottom is 6 feet from the wall? What angle will the ladder make with the ground?
-------------
It's a right triangle.  The hypotenuse is 25 feet.
---
Cosine(angle) = 6/25