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OpenStudy (anonymous):
Estimate the radius of a circle with the circumference of 272.2 inches. Use 3.14
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OpenStudy (welshfella):
c = 2*pi* r make r the subject
OpenStudy (welshfella):
then plug in your values
OpenStudy (welshfella):
to make r the subject divide both sides by 2pi
OpenStudy (gabylovesyou):
r = C/2π. r = 272.2/(2 * pi) http://www.wolframalpha.com/input/?i=x+%3D+272.2%2F%282+*+pi%29 43.322 is the radius.
OpenStudy (anonymous):
Yes gabby is right
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OpenStudy (anonymous):
I just did the math lol
OpenStudy (anonymous):
ok thank you. :-)
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