半圆内的半圆：距离与序列构造
2019-04-30 04:53
本 GeoGebra 范例演示在一个半圆内部构造一系列半圆的几何过程。通过 Distance 命令计算关键点之间的距离，利用 Semicircle 和 Segment 命令绘制半圆与线段，并借助 Sequence 命令生成半圆的迭代序列。范例展示了圆的嵌套结构、距离关系以及数列在几何作图中的应用，适合探索圆与半圆的几何性质、分布规律及参数化构造方法。
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