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The length and breadth of a rectangular paper were measured to be the nearest centimeter and found to be 18 cm and 12 cm respectively. Find the percentage error in its perimeter

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asked by kud
  1. the maximum and minimum dimensions are
    18.5*12.5 and 17.5*11.5
    find the difference from the true perimeter P=2(12+18) and divide it by P

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    posted by Steve

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