SOLUTION: A ladder is placed 3ft away from the side of the house. The ladder comes up to 4ft on the side of the house. How long is the ladder?

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Question 1206443: A ladder is placed 3ft away from the side of the house. The ladder comes up to 4ft on the side of the house. How long is the ladder?

Answer by ikleyn(52788) About Me  (Show Source):
You can put this solution on YOUR website!
.

(3,4,5)-right-angled Pythagorean triangle.


The hypotenuse is  sqrt%283%5E2%2B4%5E2%29 = sqrt%289%2B16%29 = sqrt%2825%29 = 5 feet.    ANSWER

Solved.