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        Summary 
        
         
          
           | Description | 
           
             English: Archimedes' Pi approximation 
            Español: Método de aproximación del  número π de  Arquímedes. 
            Français : Approximation de Pi par la méthode d'Archimède 
            Italiano: Approssimazione di Pi con il metodo di Archimede 
            Nederlands: Archimedes' benadering van Pi 
            Deutsch: Archimedes' Annäherung an Pi 
            Polski: Metoda Archimedesa aproksymacji Pi 
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           | Date | 
            2006-10-06 | 
          
          
           | Source | 
           Own work | 
          
          
           | Author | 
           Leszek Krupinski | 
          
          
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                 Permission is granted to copy, distribute and/or modify this document under the terms of the  GNU Free Documentation License, Version 1.2 or any later version published by the  Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled  GNU Free Documentation License.  http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue 
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        This is hardly how Archimedes approximated Pi, he didn't go from regular pentagon, to hexagon to ocatgon, but started with a regular hexagon and doubled the number of sides.
        
        
        
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