Gong Xi Fa Cai: Land God Poem Probability Geometry Demo

This GeoGebra example demonstrates the random drawing process of Land God lottery poems via interactive graphics. Core concepts include probability, Riemann sums, percentages, and circumcircles. Construction uses Intersect, Point, Polygon, Midpoint, Circle and Mod commands to create polygons, circles, midpoints and intersection points A/B/C/D/E/F/G together with text labels. Suitable for middle and high school probability and geometry lessons.