Asked by Shanu

one ladder is 7.2 feet longer than another. each is placed on level ground with its lower ends 8.3 ft from the the foot of a vertical wall. the longer ladder reaches 9.1 ft farther up the wall. how long is the longer ladder?

Answers

Answered by Steve
If the longer ladder is x, and reaches up y feet on the wall, then

8.3^2 + y^2 = x^2
8.3^2 + (y-9.1)^2 = (x-7.2)^2

x = 17.9
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