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Author:
李春培
GeoGebra
New Resources
四邊形的特性
球體建築師
【案例】2018年全国1卷理科12题
兩位數加法
判斷球體
Discover Resources
減法
二次函數
GGBstar
數織Nonogram
可拖动A、B 改变形状
Discover Topics
Functions
Arithmetic Mean
Continuity
Subtraction
Tree Diagrams