Pragya wrapped a cord around a circular pipe of radius 4 cm and cut off the length required of the cord .Then she wrapped it around a suare box side 4 cm .Did she have any cord left.
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Pragya wrapped a cord around a circular pipe of radius 4 cm and cut off the length required of the cord .Then she wrapped it around a suare box side 4 cm .Did she have any cord left.
That depends. How much cord was there to begin with?
She usedon the pipe. Then, she used 4*4=16 cm on the box.
She usedcm altogether.
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