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What is the circumference of a circle with a diameter of 21 cm? Approximate using pi equals 22 over 7.

7 cm
33 cm
66 cm
132 cm

2 Answers

4 votes

Answer:

I think the answer is C 66 cm

User SBSTP
by
7.0k points
7 votes

Answer:

circumference of a circle = 2*π*10,5=66cm

Explanation:

User Halil
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