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anonymous

  • 5 years ago

i need some help.. the problems i need help with are one that i got wrong... find the surface area of the solid and the volume of the solid.

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  1. anonymous
    • 5 years ago
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  2. anonymous
    • 5 years ago
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    u have r=4 , h=12 volume= pi *r * r * h

  3. anonymous
    • 5 years ago
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    surface area= 2 * pi * r * ( r +h)

  4. anonymous
    • 5 years ago
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    did it help?

  5. anonymous
    • 5 years ago
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    yeah

  6. anonymous
    • 5 years ago
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    good stuff...

  7. anonymous
    • 5 years ago
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    so then what i had for surface area and volume should be right

  8. anonymous
    • 5 years ago
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    i dont see why i got it wrong..

  9. anonymous
    • 5 years ago
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    could be something wrong with the calculations...and just to make sure the formulae are correct..use your textbook...

  10. anonymous
    • 5 years ago
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    could they be wrong because the cylinder has a dip in it?

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spraguer (Moderator)
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