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to find the volume of a balloon how am i suppost to find the radius ? i know it says find the circumference of the balloon first but im totally confused. is it supposed to be in inches.
 one year ago
 one year ago
to find the volume of a balloon how am i suppost to find the radius ? i know it says find the circumference of the balloon first but im totally confused. is it supposed to be in inches.
 one year ago
 one year ago

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JFraserBest ResponseYou've already chosen the best response.1
If you assume the balloon is "perfectly" spherical, the circumference will be equal to \[C = 2 \pi r\] rearrange and solve for r, but do it in cm, not inches.
 one year ago
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