Move the slider to the extreme right and observe what happens.

This is a demonstration that the circumference of a circle with radius 1 is equal to 2*pi or approximately 6.28.

Download GGB File

More than

This is a demonstration that the circumference of a circle with radius 1 is equal to 2*pi or approximately 6.28.

Download GGB File

More than

**50 GeoGebra Tutorials**at**Math and Multimedia**
Please tell me How do you Find the Circumference of a Circle and the the way to find the area of the circle .Please specify it.

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