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GeoGebra
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Outline
testing book
[S2] a revised version of Jane’s GeoGebra file (modified by the author)
testing book
Author:
Chan Yip-Cheung
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[S2] a revised version of Jane’s GeoGebra file (modified by the author)
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[S2] a revised version of Jane’s GeoGebra file (modified by the author)
New Resources
找出對稱軸
【案例】圆柱体内放置一个大球六个小球
兩組對邊相等的四邊形
画直线等分三角形的面积
三位數除以一位數（二）
Discover Resources
圓柱的截面
九點圓
長方體透視圖(三頂點組成三角形)
碎形四邊形
我的第一个GGB绘本
Discover Topics
Tree Diagrams
Differential Equation
Straight Lines
Symmetry
Conditional Probability
