While working on the roof of his house, John leans a 15 foot ladder against a second story window. If the distance on the ground between the base of the ladder and the house is nine feet, at what height does the ladder reach the second story window? In your final answer, include all necessary calculations.

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Guest

26 August, 17:52

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Answers (1)

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Jordyn Mosley · Answer 1

John was close.

9^2 + b^2 = 15^2

81 + b^2 = 225

b^2 = 144

b = 12

The final answer needed to be squared.