saraali2013L saraali2013L
  • 08-06-2015
  • Mathematics
Answered

What is the surface area of this right rectangular prism glass slab with dimensions of 12 inches by 5 inches by 7 inches?



Answer :

Panoyin
Panoyin Panoyin
  • 08-06-2015
S = 2lw + 2lh + 2wh
S = 2(12)(5) + 2(12)(7) + 2(5)(7)
S = 2(60) + 2(84) + 2(35)
S = 120 + 168 + 70
S = 288 + 70
S = 358 in²
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