圆中弦与圆心角的关系
2017-01-17 08:22
本范例演示了圆中弦与圆心角之间的几何关系。通过构造圆、点、线段和圆弧，直观展示了在同一个圆中，弦的长度与其所对的圆心角大小之间的对应规律。该动态模型有助于理解圆的基本性质，适合中学几何学习与探究。
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