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正4正8黏合v2
Author:
Wu Xiao-Ren
GeoGebra
New Resources
兩位數除以一位數（一）
【案例】2018年全国1卷理科12题
畫出對稱圖形
拼砌四邊形
異分母分數減法
Discover Resources
GGB5---3D功能
扣球路徑求直線方程式
時鐘問題
congruent (SS) 2
數學1
正三角形沿正方形旋轉
Discover Topics
Logarithm
Power Functions
Angles
Line Segment
Constructions