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rachelagain

  • 2 years ago

Find the volume of each sphere to the nearest tenth. Do not leave in terms of pi. http://fotos.fotoflexer.com/65194ccc1f6c13e6aaa9a7986c7caa89.jpg

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  1. rachelagain
    • 2 years ago
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    @uri @Mashy

  2. rachelagain
    • 2 years ago
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    @nincompoop

  3. rachelagain
    • 2 years ago
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    @sasogeek

  4. EnteringStacis
    • 2 years ago
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    1. 3053.63 2. 38792.4 3. 14137.2 4. 7238.23 5. 15298.6 6. 17189.5

  5. EnteringStacis
    • 2 years ago
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    that was a hard one...

  6. rachelagain
    • 2 years ago
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    Thank you :)

  7. EnteringStacis
    • 2 years ago
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    no problem ;)

  8. sasogeek
    • 2 years ago
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    @EnteringStacis how did you arrive at your answers?

  9. EnteringStacis
    • 2 years ago
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    by using the formula 4 * pi * radius^2

  10. EnteringStacis
    • 2 years ago
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    And yes, I know you are going to get mad at me for not explaining or showing work... but idk, she is my friend, she knows how to do them, she just need then done.

  11. rachelagain
    • 2 years ago
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    Yeah, they told us about the formula.

  12. rachelagain
    • 2 years ago
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    In fact, I will check them right now.

  13. sasogeek
    • 2 years ago
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    4*pi*r^2 ?

  14. sasogeek
    • 2 years ago
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    if that's the formula u used... i'm sorry to inform u but that's wrong :) u might want to check again

  15. rachelagain
    • 2 years ago
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    4/3pir^2

  16. sasogeek
    • 2 years ago
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    it's \(\large \frac{4}{3} \pi r^3 \)

  17. sasogeek
    • 2 years ago
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    if that's not what you have, confirm it from wikipedia :) http://en.wikipedia.org/wiki/Sphere#Volume_of_a_sphere just in case.

  18. rachelagain
    • 2 years ago
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    Oh, Stacis, I used the formula 4/3pir^3 and got 3052.08

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