SOLUTION: A ladder is resting against a wall. The top of the ladder touches the wall at a height of 15ft. Find the length of the ladder if the length is 5ft more than its distance from the

Algebra ->  Length-and-distance -> SOLUTION: A ladder is resting against a wall. The top of the ladder touches the wall at a height of 15ft. Find the length of the ladder if the length is 5ft more than its distance from the       Log On


   



Question 329447: A ladder is resting against a wall. The top of the ladder touches the wall at a height of 15ft. Find the length of the ladder if the length is 5ft more than its distance from the wall.
Answer by nyc_function(2741) About Me  (Show Source):
You can put this solution on YOUR website!
Here is the equation you need to solve the question:
Let x = length from base of building to bottom of ladder
Let x + 5 = length of ladder
15^2 + x^2 = (x + 5)^2