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Find the surface area of the prism 12in 9in 7in
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Find the surface area of the prism 12in 9in 7in

User Vggonz
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1 Answer

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Let A be the surface area, l the length, w width and h height

A= 2(wh+lw+lh)

A=2(12*7+12*9+9*7)= 510 in³

User Navigatron
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