lillianstuckey
lillianstuckey lillianstuckey
  • 07-05-2018
  • Mathematics
contestada

I'm still rlly dumb im sorry

Im still rlly dumb im sorry class=

Respuesta :

jamarquez2065 jamarquez2065
  • 07-05-2018
the answer is 843cm^2

Happy to help! :)
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carladiego48 carladiego48
  • 08-05-2018
surface area formula= 2(lenght×width)+2(lenght×height)+2(height×width)
let's say
lenght:6.5
width:11
height:20
2(6.5×11)+2(6.5×20)+2(20×11)
2(71.5)+2(130)+2(220)
143+260+440
843= is your answer
Answer Link

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