Help need please and explain!!
1 answer:
The formula for surface area of a rectangular prism is
2(lw + wh + lh).
length : 12
width : 8
height : 4
2(12*8 + 8*4 + 12*4)
2(96 + 32 + 48)
2(176)
352.
The surface area of the rectangular prism is 352 in².
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