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What is the circumference of this circle, in centimeters? Use StartFraction 22 over 7 EndFraction for Pi.

A circle with diameter 21 centimeters.

User Thiha Zaw
by
5.4k points

2 Answers

5 votes

Answer:

66 cm

Explanation:

User MohKoma
by
5.4k points
5 votes

Answer:

66 cm

Explanation:

Diameter (d) = 21 cm


C = \pi \: d = (22)/(7) * 21 = 22 * 3 = 66 \: cm

User MrChrister
by
5.1k points
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