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GeoGebra
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[S2] a revised version of Jane’s GeoGebra file (modified by the author)
Author:
Chan Yip-Cheung
GeoGebra
New Resources
錐體建築師
三位數除以一位數（一）
算柱 (兩位數)
異分母分數減法
兩位數除以一位數（二）
Discover Resources
Area of triangle using 0.5bs sinA
对数函数（表格文本效果）的副本
椭圆中的对称斜率为定值问题20190917
第一个绘本
点动成线
Discover Topics
Surface
Pie Chart or Circle Chart
Arithmetic Operations
Coordinates
Diagrams