sorianoj989 sorianoj989
  • 09-03-2021
  • Mathematics
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justme1255
justme1255 justme1255
  • 09-03-2021
Surface area = 52mi

Step by step:

The equation is 2(wl+lh+hw),

Replace the letters by the corresponding numbers 2(2•1+8•1+8•2),

Simplify it to 2(2+8+16)

Add everything in the parenthesis 2(26)

Multiply 2 by 26, giving you 52.
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