sabrinaunderhillx
sabrinaunderhillx sabrinaunderhillx
  • 26-04-2021
  • Mathematics
contestada

this as well, pleasee!!!

this as well pleasee class=

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Stormvazquez28
Stormvazquez28 Stormvazquez28
  • 26-04-2021

The inner circle circumference is 18 and the outer is 4

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babbanopubb2016
babbanopubb2016 babbanopubb2016
  • 26-04-2021

Answer:

the big one has a circumstance of 2*pi*9=56.52

the small one 2*pi*7=43.96

difference = 12.56= 4pi

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