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五上-CP4-第三节平行四边形面积1
Author:
冉献伟
GeoGebra
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球體建築師
兩組對邊相等的四邊形
算柱 (兩位數)
AI 訓練教室
直角坐標平面上的旋轉變換
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ghrtghrtghrtgbr
對摺平行四邊形
二元一次圖形
數學解題2
第五組-畢氏定理
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Integral Calculus
Triangles
Means
Cube
Scalene Triangles