探究图形的旋转对称性
2013-08-16 08:22
本范例演示了图形的旋转对称性。通过构造圆、点和角，利用旋转命令将图形绕中心点旋转特定角度。用户可以观察原图形与旋转后图形的重合情况，直观理解旋转对称的几何性质。涉及圆、交点、角度测量及旋转变换等基础几何作图。
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