WPF C# Tutorial

  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Title="Polygons"
  Height="300" Width="300">
  
    
      
              Points="0 170,60 110,180 60,160 110,210 170" />
      
              Fill="LightCoral" />
    
  


//File:Window.xaml.cs
using System;
using System.Windows;
using System.Windows.Media;
using System.Windows.Shapes;
namespace WpfApplication1
{
    public partial class Polygons : Window
    {
        public Polygons()
        {
            InitializeComponent();
            for (int i = 0; i < 71; i++)
            {
                double x = i * Math.PI;
                double y = 40 + 30 * Math.Sin(x / 10);
                polygon1.Points.Add(new Point(x, y));
            }
        }
    }
}