SOLUTION: The formula C=2pir is used to calculate the circumference of a circle when given the radius. What is the formula for calculating the radius when give the circumference?
A. C/2pi
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Question 1026284: The formula C=2pir is used to calculate the circumference of a circle when given the radius. What is the formula for calculating the radius when give the circumference?
A. C/2pi =r
B. C/2r =pi
C. 2piC=r
D. 2pi/C=r
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
The formula C=2pir is used to calculate the circumference of a circle when given the radius. What is the formula for calculating the radius when give the circumference?
C = 2*pi*r
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Divide both sides by 2pi to get::
r = C/(2pi)
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Cheers,
Stan H.
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A. C/2pi =r
B. C/2r =pi
C. 2piC=r
D. 2pi/C=r
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