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ThisGuyLoveCars

  • one year ago

Find the length of the diameter of a sphere with a volume of 143.8 miles^3.

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  1. ThisGuyLoveCars
    • one year ago
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    5.86 miles 3.25 miles 6.5 miles 11.72 miles

  2. ajprincess
    • one year ago
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    The volume of the sphere=(4/3)*pi*r^3. r-radius. d-diameter d=2r (4/3)*pi*r^3=143.8 find r from. then plug in that value of r in d=2r to find d. Does that help?

  3. ThisGuyLoveCars
    • one year ago
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    ok how do I plug in for R

  4. ajprincess
    • one year ago
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    (4/3)*pi*r^3=143.8 from this can u find r?

  5. ThisGuyLoveCars
    • one year ago
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    No need help

  6. ajprincess
    • one year ago
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    \[\frac{ 4 }{ 3 }*\pi*r^3=143.8\] \[r^3=\frac{ 143.8*3 }{ 4*\pi }\] \[=?\]

  7. ThisGuyLoveCars
    • one year ago
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    6.5 Miles

  8. ThisGuyLoveCars
    • one year ago
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    ??

  9. ajprincess
    • one year ago
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    yup:)

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