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OpenStudy (anonymous):

Find the circumference of a circle with a radius of 4cm. Use 3.14 for pi. EXPLAIN

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OpenStudy (anonymous):

c=\[c=2(3.14)r\]

OpenStudy (anonymous):

circumference equals 2 times pi times radius

OpenStudy (anonymous):

so 2 times 3.14 times 4

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