Circumference of a Circle

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Videos, worksheets, stories and songs to help Grade 6 students learn about the Circle: Area, Circumference, Radius, Diameter.

How to find circumference of a circle given the radius or diameter
How to calculate the circumference of a circle

The circumference of a circle is the distance around the circle, and the formula for the circumference of a circle is 2 times pi times the radius of the circle. Find the circumference of a circle given the diameter.
This video gives severals examples of the process used to find the circumference of a circle.

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