gabbyalicorn
  • gabbyalicorn
What is the approximate circumference of a circle with a radius of 30 inches? Use π ≈ 3.14. A. 94.2 inches B. 62.8 inches C. 188.4 inches D. 47.1 inches
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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gabbyalicorn
  • gabbyalicorn
so what im doing is 3.14 x 30 = 94.2 / 2 47.1 can someone double check if this is correct please.
gabbyalicorn
  • gabbyalicorn
@pinklion23 @iGreen
Spring98
  • Spring98
it is correct i got the same answer: )

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gabbyalicorn
  • gabbyalicorn
Oh, hazaa!
Spring98
  • Spring98
lol
iGreen
  • iGreen
No, that's incorrect
iGreen
  • iGreen
The formula is \(\sf 2 \pi r\), not \(\sf \dfrac{\pi r}{2}\).
gabbyalicorn
  • gabbyalicorn
so 2 x 3.14 x 30 ?
iGreen
  • iGreen
Yep
gabbyalicorn
  • gabbyalicorn
which would be... 188.4
Spring98
  • Spring98
opps thats what i ment!
deana99
  • deana99
So it will be C.
iGreen
  • iGreen
Yep, that's our answer.
gabbyalicorn
  • gabbyalicorn
Thanks, Igreen!
iGreen
  • iGreen
Np

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