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waaachen
Author:
陳兪宏
GeoGebra
New Resources
兩位數加法
【案例】2013年安徽高考15题
【案例】2018年全国1卷理科12题
畫出對稱圖形
第八周作业
Discover Resources
正方體摺紙圖樣的旋轉及反射
現學現賣test
Pythagorean Theorem Proof: Shearing
固定周界的長方形的面積變化(周界是200厘米)
学用数学 S0
Discover Topics
Standard Deviation
Special Points
Intersection
Tree Diagrams
Indefinite Integral