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waaachen
Author:
陳兪宏
小手解答版!!!!
GeoGebra
New Resources
錐體建築師
球体的体积推导（优化版）
四邉形 (四年級) 教師版
拼砌四邊形
判斷球體
Discover Resources
扇形面積
數學題目參考圖形
四角柱(可側轉、上下轉)
Copy of 包含除法（1 ÷分數）
三視圖01
Discover Topics
Cuboid
Differential Equation
Step Functions
Natural Numbers
Cube