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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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