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[S2] a revised version of Jane’s GeoGebra file (modified by the author)
Author:
Chan Yip-Cheung
GeoGebra
New Resources
近似值：有效數字
小数 的副本
三位數除以一位數（二）
找出對稱軸
拼砌四邊形
Discover Resources
正立方形與兩面角
GeoGebra帳號註冊與登入
比例中的定值問題(三)
三角函數圖解的副本
【案例】圆柱体内放置一个大球六个小球
Discover Topics
Arithmetic
Coordinates
Continuity
Area
Right Triangles