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三角形中特殊的線
Author:
+x sir
Topic:
Triangles
GeoGebra
New Resources
斜率的值
折扣
龙形曲线-分形龙
龙形曲线-分形龙2
直線的斜率：水平變化 & 鉛垂變化
Discover Resources
國旗動畫
Properties of a Square
三视图积木
斜率是定值
正方形的邊長和周界
Discover Topics
LCM and GCD
Plane Figures or Shapes
Function Graph
Means
Sphere