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Locus 軌跡(5T)
Author:
Alex CHIK
GeoGebra
GeoGebra 互動數學教室
http://www.geogebra.hk
New Resources
第八周作业
兩位數加法
兩位數除以一位數（二）
四邉形 (四年級) 教師版
算柱 (兩位數)
Discover Resources
七巧板奔人3
Dilation of area
平移
Incentre
以 Unit Circle 了解 Sine 的正/負的副本
Discover Topics
Tree Diagrams
Surface
Dilation
Geometric Distribution
Similar Triangles