2020年武汉二中分配生考试第14题：圆、切线与轨迹问题
2020-07-08 09:14
本范例通过GeoGebra动态演示2020年武汉二中分配生考试第14题的几何构造与探究过程。主要涉及圆、切线、交点、线段、圆弧、正交线、中点、半圆、缩放及轨迹等几何元素的精确作图。通过动态图形直观展示了对称、平移等几何变换在圆与直线综合问题中的应用，帮助学习者深入理解复杂几何轨迹的生成机制与相关几何性质。
所属专题
武汉市分配生考试
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<expression label="text4" exp=""\frac{4 π }{3}""/>
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<condition showObject="hint ≥ 5"/>
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<isLaTeX val="true"/>
<font serif="true" sizeM="1" size="0" style="1"/>
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<show object="true" label="true"/>
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<caption val="提示"/>
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<command name="Segment">
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<output a0="r"/>
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<element type="segment" label="r">
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</construction>
</geogebra>