A farmer leans a 12-ft ladder against a barn The base of the ladder is 3 ft from the barn To the nearest foot how high on the barn does the ladder reach?

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1110905

2026-07-27 10:20

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Arthur Pythagoras rules! 12 x 12 = 3 x 3 + x2, so x2 = 144 - 9 and x = sqrt 135 = 11.62 so to the nearest foot it reaches 12 feet (actually 11.62)

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