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Author:
lunhsin
GeoGebra
New Resources
【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
異分母分數減法
畫出對稱圖形
四邉形 (四年級) 教師版
Discover Resources
史坦納圓 (Steiner Circle)
異分母的分數加減
周界-平移法(練習二)
迭代多边形;平移;向量
走进图形世界
Discover Topics
Piecewise Functions
Rhombus
Vectors
Isosceles Triangles
Real Numbers