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what's the surface area? do we have to get the area of every face then add them up blah blah
or is there an easier way to save lives?

also what's the volume? is it 75 or somethin else 
thx sooooooooo much

 Jun 13, 2021
 #1
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Yep...add all of the faces....     yep 75 cm^3

 Jun 13, 2021
 #2
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A = [4(5*6) + 2(5*5)] - 2(3*5) = 140 cm2

 

V = 6*52 - 3*52 = 75 cm3

 Jun 13, 2021

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