过定点且与定直线相切的圆的构造与轨迹
2014-01-08 14:23
本范例演示了过定点且与定直线相切的圆的几何构造及其圆心的轨迹。通过构造直线、角平分线、抛物线以及求交点，直观展示了抛物线的几何性质。拖动相关点可以观察圆的变化及圆心的运动轨迹，帮助深入理解抛物线的定义与解析几何中的轨迹问题。
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