a ladder is placed against a wall such that its foot ia at distance of 2.5 m from the wall and its top reaches a window 6m above the ground. find the length of the ladder
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It's a right angle triangle ....
so, the length of the ladder is √[(2.5)^2 + (6)^2] = √[ 42.25]^2 = 6.5 m
so, the length of the ladder is √[(2.5)^2 + (6)^2] = √[ 42.25]^2 = 6.5 m
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