The roof of a building is 6 m high. A rope is tied from the roof to a peg on the ground 8 m way from the
wall. What is the shortest length of the rope?
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Step-by-step explanation:
h=6m dis between the building point to peg=8m by Pythagoras theorem ac sq=ab sq+bc sq
ab sq=6*6+8*8
ab sq=36+64
ab square=100
ab=sq root of 100
ab=10
there fore shortest length of rope =10m
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