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geometry

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You need to lay communications cable around the perimeter of three offices, each 8' by 10'. How much cable do you need?

  • geometry - ,

    Does the cable need to surround each office?

    3(2*8 + 2*10) = ?

    Or aroundall the offices?

    2(3*8 + 10) = ?

    or

    2(3*10 + 8) = ?

    depending on the arrangement of the offices.

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