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Topic: Circled inscribed polygons with n vertices, arc to side ratio?
Replies: 5   Last Post: May 5, 2013 3:01 PM

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William Elliot

Posts: 1,669
Registered: 1/8/12
Re: Circled inscribed polygon
Posted: May 2, 2013 3:41 AM
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On Thu, 2 May 2013, JT wrote:

> What is the forrmula to calculate arc to side ratio of uniform polygon
> with n vertices inscribed in a circle (without the use of Pi)?
>

Radius = r; number of sides = n; pi = 4.Arctan 1
Arc length = 2.pi.r/n
Side lentth = 2r.sin pi/n



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