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'Jaco11

  • 4 years ago

a rectangular prism, open at the top, has a length of 14cm, width of 9cm and the surface area is 471cm^2. find the height of the prism

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  1. 'Jaco11
    • 4 years ago
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    working out please..

  2. dhiwagm
    • 4 years ago
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    2lh+2bh=surf area 2h(l+b)=471 2h*23=471 h=471/(23*2)

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