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ki

Q17

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  • eric
    2020-12-07 18:15:58
    Let r=3k, h=4k
  • eric
    2020-12-07 18:17:57
    Then (1/3)*pi*(3k)^2*(4k)=768pi
  • eric
    2020-12-07 18:23:45
    Find k using the equation above and hence the radius and the height.
  • eric
    2020-12-07 19:37:59
    With radius and height, you can find the slant height and total surface area easily
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