anonymous
  • anonymous
1.) A balloon has a circumference of 16 cm. Use the circumference to approximate the surface area of the balloon to the nearest square. My answer: 81cm^2. Is that correct? 2.) Find the volume of the sphere shown. Give each answer rounded to the nearest cubic unit. http://assets.openstudy.com/updates/attachments/510322e2e4b03186c3f90942-khart-1359160103056-problem7.jpg my answer: 4,189 mm^3. Is that correct? 3.) Determine whether the two figures are similar. If so, give the similarity ratio of the smaller figure to the larger figure.
Mathematics
katieb
  • katieb
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anonymous
  • anonymous
http://assets.openstudy.com/updates/attachments/510322e2e4b03186c3f90942-khart-1359160102864-problem8.jpg
anonymous
  • anonymous
My answer: yes 1:3
anonymous
  • anonymous
Nice pic

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anonymous
  • anonymous
thx XD
anonymous
  • anonymous
@welshfella you have corrected my work before
anonymous
  • anonymous
@Astrophysics @acxbox22 I just need my work CORRECTED
welshfella
  • welshfella
sorry gtg right now
anonymous
  • anonymous
Well...okay
anonymous
  • anonymous
I just need my work CORRECTED @Elsa213 @JoannaBlackwelder
anonymous
  • anonymous
I just need my work CORRECTED @ganeshie8
anonymous
  • anonymous
Elsa, I hope you wont leave.
anonymous
  • anonymous
For all of them?
anonymous
  • anonymous
yeeeess
anonymous
  • anonymous
Thank you for checking.

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