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amoeba
Author:
Chenwei Chen
Topic:
Geometry
GeoGebra
New Resources
四邉形 (四年級) 教師版
兩位數除以一位數（一）
兩位數除以一位數（二）
錐體建築師
找出對稱軸
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tessellation design
圖F
Incentre
放射狀圖形(1)
Cycloid
Discover Topics
Parametric Curves
Cone
Similarity Transformation or Similarity
Dilation
Polygons