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anonymous

  • one year ago

Will give Medal! Please help! A rectangular prism has dimensions of 2x, 3x, and 5x. Write an expression for the total surface area of the prism.

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  1. anonymous
    • one year ago
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    what is the formula for surface are of a prism cheyennerae

  2. anonymous
    • one year ago
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    2b+ph? @DaBest21

  3. anonymous
    • one year ago
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    \[2(2x 3x+2x 5x+3x 5x)=62 x^2 \]

  4. anonymous
    • one year ago
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    or (L1*W1+L2*W2+L3*W3)*2

  5. anonymous
    • one year ago
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    robotobey dont give direct answers

  6. anonymous
    • one year ago
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    what do i do next?

  7. anonymous
    • one year ago
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    so do 2x*3x to get one side then 2x*5x and 5x*3x substitute these values into the formula for surface area

  8. anonymous
    • one year ago
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    for example lets say the dimensions were 5 7 and 8

  9. anonymous
    • one year ago
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    So 6x+10x+15x? thats what i got. im prolly wrong..

  10. anonymous
    • one year ago
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    youd do (5*7+5*8+8*7)*2

  11. anonymous
    • one year ago
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    if the dimensions were 5 7 and 8

  12. anonymous
    • one year ago
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    so instead plug in 2x, 3x and 5x

  13. anonymous
    • one year ago
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    into (l*w+l*h+h*w)*2

  14. anonymous
    • one year ago
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    which one is length and width?

  15. anonymous
    • one year ago
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    with 2x as l, 3x as w, and 5x as h

  16. anonymous
    • one year ago
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    I got 256x(square of 4)+480x(square of 3)+225(squared)

  17. anonymous
    • one year ago
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    @DaBest21

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