ph9uyndebruckylie ph9uyndebruckylie
  • 01-12-2016
  • Mathematics
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What is the volume of a sphere if its r=21m?

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MatCauthon
MatCauthon MatCauthon
  • 01-12-2016
Recall that the volume of a sphere is described as 4/3pi(r^3). substituting in 21 for r, we get (4*(21^3)/3)pi. this simplifies (I think) to 12068pi. adding the units, you get 12068pi m^3
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apologiabiology
apologiabiology apologiabiology
  • 01-12-2016
V=(4/3)pir^3
r=21
V=(4/3)pi21^3
V=(4/3)pi9261
V=(37044/3)pi
V=12348pi
V=12348pi m³ or aprox 38792.378016 m³
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