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Copy of 三角形的面積
Author:
s131079
,
Anthony OR 柯志明
GeoGebra
柯志明 香港 GeoGebra 學院
New Resources
第八周作业
柱體建築師
兩位數除以一位數（二）
找出對稱軸
兩組對邊相等的四邊形
Discover Resources
表面積
Quadratic Function Calculator 二次函數計算器
孟氏定理 (Menelaus' theorem)
黎曼和的副本
等轴双曲线
Discover Topics
Vectors 3D (Three-Dimensional)
Addition
Equilateral Triangles
Natural Numbers
Equations