hlphelpplese hlphelpplese
  • 15-02-2018
  • Mathematics
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Please please help show work

Please please help show work class=

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cdw2014
cdw2014 cdw2014
  • 15-02-2018
Surface area is the sum of the areas of each side of a three dimensional object.

There are two sides that are 11x9, two sides that are 9x3, and two sides that are 11x3.

So the surface area is:

2(11)(8)+2(9)(3)+2(11)(3) = 296 ft^2




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