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    Basil Chesney's Avatar
    Basil Chesney Posts: 1, Reputation: 1
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    #1

    Jan 11, 2010, 07:58 AM
    Pragya wrapped a cord around a circular pipe of radius 4 cm and cut off the length re
    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.
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #2

    Jan 11, 2010, 12:32 PM

    That depends. How much cord was there to begin with?

    She used on the pipe. Then, she used 4*4=16 cm on the box.

    She used cm altogether.
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