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公切線長度的計算的副本
Author:
xiaodandan
,
曾己泉
外公切線與內公切線的描述及計算
GeoGebra
New Resources
四邊形的特性
GeoGebra笔记功能体验课件
兩組對邊相等和有直角的四邊形
四邉形 (四年級) 教師版
【案例】2018年全国1卷理科12题
Discover Resources
周界
阿基米德螺線
Angle between line & plane
任意凸多边形的滚动
六边形的向外迭代
Discover Topics
Tangent Line or Tangent
Definite Integral
General Quadrilateral
Inequalities
Scatter Plot