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Author:
Lin Ching Chieh
GeoGebra
New Resources
畫出對稱圖形
【案例】圆柱体内放置一个大球六个小球
第八周作业
GeoGebra笔记功能体验课件
兩位數除以一位數（二）
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waaachen
複數相乘的幾何意義
大字體
Copy of 閱讀鐘面及數字鐘（時和分）
gjc102a19 三角形的對折
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Cuboid
Polygons
Cube
Parallelogram
Addition