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Author:
tan90t
GeoGebra
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双心四边形
折扣
常见四边形是否是双心四边形
讀磅
比較五件物件的重量
Discover Resources
生活中的平面圖形問題1
夾擠單位圓的面積
rotational symmetry_4
test01
鸚鵡螺旋線
Discover Topics
Set Theory
Perimeter
Constructions
Sphere
Boxplot