两圆交于a，b，过ab延长线上点p作两圆的4条切线，如何证明不是弦的切点连线交点分别为内外位似中心？ 知乎 Sketch Coloring Page

两圆交于a，b，过ab延长线上点p作两圆的4条切线，如何证明不是弦的切点连线交点分别为内外位似中心？ 知乎 Template

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sketch #3680 Infected Mushroom by Rohit Rahul

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sketch #3390 Beautiful drawing by Jessie Lightwood

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sketch #5216 D by Gabriela Segura

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sketch #2910 Harley Quinn Germaine Hoens

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sketch #2892 Joker by Frank Aguiar Au

tomski两圆交于a，b，过ab延长线上点p作两圆的4条切线，如何证明不是弦的切点连线交点分别为内外位似中心？ 知乎 coloring

两圆交于A，B，过AB延长线上点P作两圆的4条切线，如何证明不是弦的切点连线交点分别为内外位似中心？ 知乎 sketch template

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百度教育 sketch template

如图两圆相交于点PQ大圆的割线AD交小圆于点BC求证∠APB ∠CQD=180°．题目和参考答案——青夏教育精英家教�—— sketch template

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如图⊙O1与⊙O2相交于PQ两点过P点作两圆的割线分别交于⊙O1与⊙O2于AB过AB分别作两圆的切线相交于T求证TAQB sketch template

作两圆的内公切线中学教学百� sketch template

⊙O1⊙O2相交于AB两点两圆半径分别为62和43公共弦长12则∠O1AO2为 ．题目和参考答案——青夏教育精英家教�—— sketch template

如图已知⊙O1和⊙O2外切于P点连心线分别交两个圆于CD两点．AM切⊙O1⊙O2于AB两点交CD的延长线于M作MN⊥AMAP的 sketch template

若相交两圆的公共弦长是12，圆心距是10，其中一圆的半径长为10，则另一圆的半径长为 百度教育 sketch template

如图已知⊙和⊙相交于两点过点作⊙的切线交⊙于点过点作两圆的割线分别交⊙⊙于与相交于点1求证2求证3当⊙与⊙ sketch template

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题目如图1AB是⊙O的直径E是AB延长线上一点EC切⊙O于点COP⊥AO交AC于点P交EC的延长线于点D．1求证 PCD是 sketch template

墨滴社区 sketch template

如图两圆外切于A BC是两圆公切线BC与O1O2交于P� PCA∽ PAB�当Rr=31时∠P=300∠B=300——青夏 sketch template

11 3 圆和切线 知乎 sketch template

3．如图⊙O1和⊙O2相切于点PAB切两圆于ABΔPAB的�长为40面积为60求P点到AB的距离——青夏教育精英家教�—— sketch template

半径为4的两个等圆它们的内公切线互相垂直则这两圆的圆心距等于．题目和参考答案——青夏教育精英家教�—— sketch template

双曲线尺规作图系列06 怎样作出双曲线上一点P的法线和切线？ 知乎 sketch template

如图过圆外一点P作圆的两条切线PAPBAB为切点再过P点作圆的一条割线分别与圆交于点CD过AB上任一点Q作PA的平行线分别与直线 sketch template

如图点P为⊙O外一点过点P作⊙O的两条切线切点分别为AB．过点A作PB的平行线交⊙O于点C．连结PC交⊙O于点E连结AE并延长 sketch template

如图，两个同心圆，大圆的弦AB与小圆相切于点P，大圆的弦CD经过点P，且CD=13，PD=4，则两圆组成的圆环的面积是（）百度教育 sketch template

四边形ABCD内接于圆其边AB与DC的延长线交于点PAD与BC的延长线交于点Q．由Q作该圆的两条切线QE和QF切点分别为EF．求证P sketch template

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