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Math Please help me

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A rectangular prism has the following dimensions.

length: 8 cm

width: 13 cm

height: 10.5 cm

If all the dimensions of the prism are doubled, what will be its new surface area?



1,298 cm2
4,192 cm2
2,596 cm2
4,368 cm2

  • Math Please help me - ,

    if each dimension is doubled, the surface area will be quadrupled, that is, multiplied by 4

    so find the original area, multiply the answer by 4 and see if you find a match
    (I see one, and it is not in the first two )

  • Math Please help me - ,

    6. A can of soda has dimensions as shown.
    Area of top = 40 cm2

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