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Tangent of a Circle 圓的切線
Author:
Alex CHIK
GeoGebra
gMath 互動數學教室
http://www.geogebra.hk
New Resources
四邉形 (四年級) 教師版
球体的体积推导(优化版)
畫出對稱圖形
四邊形的特性
【案例】圆柱体内放置一个大球六个小球
Discover Resources
love
模擬圓規
LA 空間中的直線
圖解畢氏定理
一线三等角模型
Discover Topics
Trigonometric Functions
Cosine
Plane Figures or Shapes
Cone
Linear Equations