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What's the circumference of a circle with a diameter of 30 cm
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What's the circumference of a circle with a diameter of 30 cm

User Gerard Jaryczewski
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2 Answers

3 votes
about 94.25. the formula is C=2(pi)r or C=(pi)D
User Starikovs
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0 votes
C=πd
C=π*30
C=30π≈94.25 cm
User Aaron Fischer
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