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A 20ft ladder is resting against the side of a house. The base of the ladder is 4ft away from the house. How high above the ground does the ladder touch the house? Round your answer to one decimal place.
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A 20ft ladder is resting against the side of a house. The base of the ladder is 4ft away from the house. How high above the ground does the ladder touch the house? Round your answer to one decimal place.

User Xavier Vega
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3.2k points

1 Answer

11 votes
19.6.
C^2-A^2=B^2
20^2-4^2=19.595
User SubjectX
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3.9k points
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