What is the surface area of the rectangular prism? cm2 rectangular prism with height of five centimeters, length of eight centimeters, and width of four centimeters
show how u got the answer

What is the surface area of a rectangular prism?

formula. 
A = 2(wl + hl + hw)
now we plug the numbers in our values (variables)

A = 2( 4(8) + 5(8) + 5(4) ) simplify the values inside parenthesis 

A = 2( 32 + 40 + 20 ) add values

A = 2(92) multiply 92 and 2 

A = 184    answer 

I hope this helps! 
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Two because two of one thing is two.