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Topic: The relation between circumreference and radius of circle
Replies: 4   Last Post: May 6, 2013 2:58 PM

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Registered: 3/14/10
Re: The relation between circumreference and radius of circle
Posted: May 5, 2013 12:58 PM
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Look at

C = 2 * Pi * R

and Pi is just the central angle of a half-circle in radians.

Next, with a viewpoint that the purpose of Pi is to compute arc lengths then go looking for arc-lengths-by-integration. That's not rounded numbers producing an exact result but just a different method

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