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和两个圆都相切的圆
Author:
冯伟冀
Topic:
Conic Sections
,
Geometry
GeoGebra
New Resources
龙形曲线-分形龙2
常见四边形是否是双心四边形
平行線的判定
第三周作业效果演示
椭圆内切圆链
Discover Resources
圓外切四邊形對邊和等長
兩圓外公切線
習題0330-2017
Copy of 重複組合求正整數解
正棱台的侧面展开效果
Discover Topics
Hypothesis Testing
Sequences and Series
Symmetry
Geometric Transformations
Exponent