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長方形和正方形的面積_題F
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Rectangle
,
Square
GeoGebra
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近似值：有效數字
四邉形 (四年級) 教師版
找出對稱軸
算柱 (兩位數)
兩位數加法
Discover Resources
Symmetric設計對稱圖案(一條對稱軸)斜1
三垂線定理
國旗
排水法求物件體積
制作模版
Discover Topics
Addition
Coordinates
Arithmetic Mean
Multiplication
Hypothesis Testing