# Answer to Question #12979 in Geometry for Laneda

Question #12979

What happens to the circumference of a circle if you double the radius? What happens if you double the diameter? What happens if you triple the radius?

I need a solution of how this is done step by step.

NOW - does this always work? Prove it does or doesn't!

I need a solution of how this is done step by step.

NOW - does this always work? Prove it does or doesn't!

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