### Possible Answer

The formula for the circumference of any given circle is C=(pi)d, where d would be the diameter. pi=3.14 (approx.) C=3.14x30 C=94.2 - read more

Easy Methods of Calculating the Diameter of a Circle from Its Circumference If you're planning to put in a goldfish pond or you're sewing a tablecloth for your ... - read more

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