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Direct and Inverse Variation 正變與反變
Author:
Alex CHIK
GeoGebra
GeoGebra 互動數學教室
http://www.geogebra.hk
New Resources
兩位數加法
近似值：有效數字
拼砌四邊形
小数 的副本
找出對稱軸
Discover Resources
內外切圓
Polygon Activity
sinx & cscx
二元线性规划的图解法(习题5)
正方體橫截面及平面展開圖
Discover Topics
Interest Calculation
Vectors 3D (Three-Dimensional)
Isosceles Triangles
Cone
Reflection