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等角对等边
Author:
普华祥
,
AaronLau
GeoGebra
New Resources
GeoGebra笔记功能体验课件
畫出對稱圖形
【案例】2018年全国1卷理科12题
第八周作业
兩組對邊相等的四邊形
Discover Resources
三角函數圖形
有向數
Introduction to Trigonometry from a Unit Circle
斯霍滕(Schooten)定理(與角平分線定理等價)
四邊形四個西姆松圓交於九點心
Discover Topics
Scalene Triangles
Root
Special Points
Prism
Division