认识角度
2019-01-03 02:36
本GeoGebra范例旨在帮助学习者直观认识和理解角度的概念。通过旋转、线段和角度等几何命令，动态展示点、线段与角之间的几何关系。用户可以通过交互操作观察角度的形成与变化，适用于基础几何与角度概念的入门教学。
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