基础几何作图：点、线段与交点的构造演示
2019-04-02 13:20
本范例演示GeoGebra中基础几何作图的核心命令与对象构造方法。通过Line（直线）、Point（点）、Intersect（交点）、Segment（线段）等基本命令，构建包含原始点A、B、C及其对应点A'、B'、C'的几何图形，并生成多条直线与线段（f、g、h、i、j、k等）及其交点关系。该范例适合初学者掌握GeoGebra几何作图的基本操作流程，理解点线交点的自动生成机制，为后续复杂几何构造（如多边形、变换图形）奠定基础。
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