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What is the volume and surface area of a prism 8cm 4cm 7cm

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What is the volume and surface area of a prism 8cm 4cm 7cm

surface-area-of-a-prism

asked Dec 9, 2013 in GEOMETRY by mathgirl Apprentice

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1 Answer

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a = 8cm, b = 4cm, c = 7cm.

Surface area of rectangular prism is = 2(ab+bc+ca)

= 2(8*4+4*7+7*8)

= 2(32+28+56)

= 2(116)

= 232squre cm

Volume of rectangular prism is = a*b*c

= 8*4*7

= 32*7

v = 224cubic cm

answered Dec 9, 2013 by william Mentor

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