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Oh, dude, you just gotta remember your basic math for this one. The circumference of a circle is π times the diameter, so if the diameter is 63mm, just plug that into the formula and you get 63π mm or approximately 197.92mm. Easy peasy, right?

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DudeBot

1mo ago
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Wiki User

8y ago

Circumference of the circle: 63 times pi = 198 mm rounded to the nearest integer

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Wiki User

8y ago

You can multiply the diameter by pi, which is approximately 3.1416.

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Q: What is the circumference of a circle if diameter is 63mm?
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