I use the word polygon instead of shape so I don't have to program in semicircles 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D7AQIECBAgEAgIcIBukgABAgQIHLFxAWmhEwHPAAAAAElFTkSuQmCC


  
    
      
      
      
      
        
        
      
      
            
          
          
        
        
          Give a length per side
        
        
          Length
          
        
        
        
          
          
        
      
      
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
        
      
    
    
      
      
      
      
      
        
        
          1
        
        
        
      
    
    
      
      
      
      
      
        
        
          1
        
        
        
          180
        
        
      
    
    
      
      
      
      
      
        
        
          1
        
        
        
      
    
    
      
      
      
      
      
        
        
          1
        
        
        
          180
        
        
      
    
    
      
      
      
      
    
    
      
      
      
      
      
    
  
  
    
      2
    
    
      0