A 25 metre ladder is leaning against the side of building and is positioned such that the base of the ladder is 7 from the base of the building how far above the ground is the point where the ladder touches the building
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Answer:
25 x 25 = (7 x 7) + x2
x2 = 625 - 49
x2 = 576
x = 24 m ( ans )
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