小学四年级几何作图：构造长方形
2021-08-04 01:48
本GeoGebra范例演示了如何通过几何作图构造长方形。适用于小学四年级数学教学，利用圆、旋转、线段、射线和交点等基础几何命令，逐步构建长方形的顶点与边。范例包含中英文双语切换、网格显示及平行线辅助功能，帮助学生直观理解长方形的几何性质与构造过程，培养空间观念与逻辑推理能力。
所属专题
小学四年级数学：制作四边形
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