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irishmolly

What is the surface area of the cylinder? (Picture Provided)

  • one year ago
  • one year ago

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  1. irishmolly
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    |dw:1343857272704:dw|

    • one year ago
  2. irishmolly
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    that is supposed to be a cylinder btw!

    • one year ago
  3. julianassange
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    Ok, so make a surface map to help you: ill draw it

    • one year ago
  4. julianassange
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    |dw:1343857362427:dw|

    • one year ago
  5. julianassange
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    That is the shape if you take it out, for example

    • one year ago
  6. irishmolly
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    Ok

    • one year ago
  7. julianassange
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    Wait, do u happen to have a textbook for this?

    • one year ago
  8. julianassange
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    Because the equation for it is the way to do it.

    • one year ago
  9. irishmolly
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    No, i wish i did

    • one year ago
  10. julianassange
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    Gimme a minute

    • one year ago
  11. irishmolly
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    do you know what the equation is to do it

    • one year ago
  12. irishmolly
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    ok

    • one year ago
  13. julianassange
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    Surface Area of a Cylinder = 2 pi r 2 + 2 pi r h

    • one year ago
  14. irishmolly
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    Okay, so let me try to do that on a calculator

    • one year ago
  15. julianassange
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    So, if you know the order of operations, this is fairly easy.

    • one year ago
  16. irishmolly
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    so 2 pi times 4 squared plus 2 pi times 4 times 15 ?

    • one year ago
  17. irishmolly
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    i got 427

    • one year ago
  18. julianassange
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    Wait... you said calculator, right?

    • one year ago
  19. julianassange
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    Because when you do this this is supposed to be done by not calculator, but paper and pencil.

    • one year ago
  20. julianassange
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    So, use the order of operations and you'll get the answer.

    • one year ago
  21. irishmolly
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    ok, thanks!

    • one year ago
  22. julianassange
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    No prob :D

    • one year ago
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