在数轴上表示无理数π
2020-07-19 02:35
本范例演示如何在数轴上精确表示无理数π。通过几何作图，利用直径为1的圆在数轴上滚动一周，其滚动距离即为π。该过程直观展示了无理数与圆的内在联系，帮助学习者理解π的几何意义及在实数轴上的位置。包含动态交互，适合中学数学教学。
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