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C = 113

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Q: Estimate the circumference of a circle with a radius of 18 cm?
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A circle has a circumference of 18 pi so what is the radius of this circle?

If a circle has a circumference of 18pi, the radius is 9.


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The circumference of a circle if the radius is 18 is: 113i have the same question and its multiple choice and none of the choices say 113! :((


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