Answer: 20pi mm
Explanation:
The circumference of a circle is 2*pi*radius.
Therefore, the circumference is 2*pi*10mm = 20pi mm
Answer/s:
≈ 62.83 mm or 20π mm
We can use the following formula to solve:
C = 2πr
C = 2π(10)
C ≈ 62.83 mm
-> You can also end up at 20π if you need an "exact" answer
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