水平或铅垂线段的长度计算
2015-01-17 14:12
本 GeoGebra 范例演示了如何计算水平或铅垂线段的长度。通过构造线段 AB 及其中点 M，结合网格显示与长度文本标注，直观展示了在平面直角坐标系中，水平线段和铅垂线段长度的几何意义与代数计算方法。该工具支持多语言切换，适合初学者理解坐标系中的距离概念。
所属专题
坐标几何（中一）GeoGebra互动教材
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