SOLUTION: A ladder is resting against a wall. The top of the ladder touches the wall at a height of 18 feet. Find the length of the ladder if the length is 6 feet more than its distance from

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Question 283192: A ladder is resting against a wall. The top of the ladder touches the wall at a height of 18 feet. Find the length of the ladder if the length is 6 feet more than its distance from the wall.

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
a^2+b^2=c^2
c=b+6
18^2+b^2=(b+6)^2
324+b^2=(b+6)^2
b^2+324=b^2+12b+36
0= 12b-288
288=12b
24=b
c=30