圆与圆的位置关系
2020-12-30 11:51
本GeoGebra范例动态演示了两个圆之间的五种位置关系：外离、外切、相交、内切和内含。通过拖动圆心或调整半径，用户可以直观观察两圆交点数量、公切线以及连心线长度与两圆半径之和或差的数量关系，帮助深入理解平面几何中圆与圆位置关系的判定定理与几何性质。
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