noriega1270
noriega1270 noriega1270
  • 13-05-2018
  • Mathematics
contestada

Q # 10 . Find surface please

Q 10 Find surface please class=

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maddiesnell
maddiesnell maddiesnell
  • 13-05-2018
The answer is D 664in^2.
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calculista
calculista calculista
  • 13-05-2018
we know that 
surface area=2*area of the base+perimeter of the base*height

area of the base=16*12----> 192 in²

perimeter of the base=2*[16+12]-----> 56 in
height=5 in

surface area=192+56*5-------->  664 in²

the answer is
664 in²
Answer Link

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