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Denebel

  • 3 years ago

Find the radius of an aluminum cylinder that is 2.00 cm long and has a mass of 12.4 g. V = pi* r^2 * l

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  1. hartnn
    • 3 years ago
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    incomplete information radius is not given mass is useless in finding Volume

  2. zzr0ck3r
    • 3 years ago
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    what is the density of aluminum?

  3. zzr0ck3r
    • 3 years ago
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    v = m/d m/d = pi*r^2*l r = sqrt((m/(d*pi*l))

  4. Denebel
    • 3 years ago
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    Thank you very much @zzr0ck3r lol I never thought about looking that info up.

  5. hartnn
    • 3 years ago
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    but density is also not given...

  6. zzr0ck3r
    • 3 years ago
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    its known

  7. zzr0ck3r
    • 3 years ago
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    this is prob a physics class not math

  8. zzr0ck3r
    • 3 years ago
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    they say aluminum for a reason:)

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