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Copy of 包含除法（1 ÷分數）
Author:
許琦
,
GeoGebra Institute of Hong Kong
Topic:
Fractions
GeoGebra
New Resources
畫出對稱圖形
【案例】2018年全国1卷理科12题
兩組對邊相等和有直角的四邊形
sanjiaohanshu
找出對稱軸
Discover Resources
錯角練習
Book10-Unit7-拼出平行四邊形
正三角形繞正方形旋轉
相机光圈模拟（3D）
初中数学教学素材
Discover Topics
Stochastic Process or Random Process
Cosine
Equations
Interest Calculation
Continuity