Basic Graphing of Polygons

① This example demonstrates how to graph basic polygons in GeoGebra, allowing users to visually explore vertices, edges, and the interior region of a polygon. ② The core mathematical concepts include the definition of polygons, vertex coordinates, number of sides, and fundamental properties of plane figures, along with point positioning and connection in a coordinate system. ③ Construction highlights: based on the summary, no advanced commands are used; the polygon is created using GeoGebra's polygon tool or by entering vertex coordinates directly, making it ideal for beginners to learn basic graphing operations. ④ Suitable for middle or high school students studying plane geometry, and useful for teachers to demonstrate polygon characteristics in class, helping students build an intuitive connection between coordinates and shapes.