a 17 m long ladder reached a window 15m high from the ground on placing it against a wall at distance 'p' meters. Find the distance of foot of ladder from the wall
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8m............do it with pythagorus theorm
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applying pythagorus theorem we have 17^2-15^2=289-225=64
and square root of 64 is 8 so 8 m is the right answer
and square root of 64 is 8 so 8 m is the right answer
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