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anonymous

  • 4 years ago

estimate the surface area in square feet of a box that measures 13 inches in length , 10 inches in width ,11 inches in height .The value of your answer should be square feet .Round to the nearest hundredth and do not include units in your answer . ill draw this shape

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  1. anonymous
    • 4 years ago
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    |dw:1328125690181:dw|

  2. Mertsj
    • 4 years ago
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    Front and back:2(11)(13)=286 Top and bottom: 2(10)(13)=260 Right and left sides: 2(11)(10)=220 Add them up.

  3. anonymous
    • 4 years ago
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    766

  4. anonymous
    • 4 years ago
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    [2(11*10)+2(10*13)+2(11*13)] * (1ft/12in)^3

  5. anonymous
    • 4 years ago
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    sorry, (1ft/12in)^2

  6. anonymous
    • 4 years ago
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    ok one moment please

  7. anonymous
    • 4 years ago
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    idk im stuck

  8. anonymous
    • 4 years ago
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    You have 766 in^2

  9. anonymous
    • 4 years ago
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    So, to get ft^2...(1ft/12in)^2 basically means there are 144 in^2 in 1 ft^2

  10. anonymous
    • 4 years ago
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    Understand?

  11. anonymous
    • 4 years ago
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    so my answer is 766^2 or do i 144in^2in 1ft ^2?

  12. anonymous
    • 4 years ago
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    no, you divide by 144

  13. anonymous
    • 4 years ago
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    divide what by 144 ?

  14. anonymous
    • 4 years ago
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    |dw:1328126477151:dw|

  15. anonymous
    • 4 years ago
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    5.31

  16. anonymous
    • 4 years ago
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    5.32, rounding error

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