Math

The dimensions of a pyramid are increased by 1100%. The percentage increase in surface area is

The new dimensions are ___times the original dimensions, and the new surface area is ___times the original surface area. The increase in surface area is___%.

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  1. 12, 144, 14300%

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    oobleck
  2. (answer explained)
    1110% = dimensions x 12

    12^2= 144

    x 1444 original surface area

    % increase = 144-1/1 x 100
    =14300
    Therefore the surface area is 14300% larger

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