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Topic: Calculate circumreference and area of circle without Pi is easy
Replies: 12   Last Post: May 9, 2013 12:49 AM

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 donstockbauer@hotmail.com Posts: 1,412 Registered: 8/13/05
Re: Calculate circumreference and area of circle without Pi is easy
Posted: May 6, 2013 10:18 PM
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On Monday, May 6, 2013 9:03:27 PM UTC-5, JT wrote:
> Knowing that a hexagon built by isocles we can split them into right
>
> triangles and have hy^2-0.5hy^2=b^2.
>
> And from there we create a new dodecagon knowing the difference
>
> between base and hypotenuse we can calculate required heights of new
>
> vertices, we plug it in and get hypotenuse of triangle forming new
>
> vertice.
>
> We repeat all this splitting hexagon, dodecagon, 24, 48, 96, 192...
>
> recursively until sought smoothness of the circle is aquired while
>
> adding vertices and triangle areas.

Only one calculation is needed if you just know pi.

Date Subject Author
5/6/13 JT
5/6/13 JT
5/6/13 donstockbauer@hotmail.com
5/6/13 JT
5/6/13 JT
5/7/13 JT
5/7/13 Richard Tobin
5/7/13 JT
5/7/13 Brian Q. Hutchings
5/8/13 Brian Q. Hutchings
5/8/13 JT
5/8/13 JT
5/9/13 Brian Q. Hutchings

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