a wire is cut into several small pieces. each of the small pieces is bent into a square of side 3 CM if the total area of the small square is 72 square cm, what was the original length of the wire?
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Answer:
area of each sqaure is 3x3=9cm^2
so total no of squares is 72/9=8
since each suare of side 3 cm
so parimeter of each square is 3x4=12
and thete is 8 square so total length will be 12x8=96cm.
original length of wire is 96cm
ask me if any doubt.
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