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           | Description | 
           Polygon types.svg
             English: The types of polygons. 
             
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           | Date | 
           11 May 2007 (first version); 9 September 2011 (last version) | 
          
          
           | Source | 
           Transferred from  en.wikipedia to Commons by  Arnaugir using  CommonsHelper. | 
          
          
           | Author | 
            Salix alba at  English Wikipedia | 
          
         
         
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