A rectangular prism measures 8 inches in width, 12 inches in length, and 4 inches in height. What is the surface area of the prism? Enter your answer in the box.
in.2
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Step-by-step explanation:
surface area of rectangular prism = 3(area of rectangle)+ 2(area of triangle)
=3*(4*12)+2*(1/2*8*4)
=3*48+2*16
=144+32
=176sq.in
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