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史坦納圓鍊 (Steiner Chain)
Author:
羅驥韡 (Pegasus Roe)
GeoGebra
New Resources
拼砌四邊形
【案例】2018年全国1卷理科12题
球體建築師
兩位數除以一位數（一）
兩組對邊相等的四邊形
Discover Resources
Symmetric設計對稱圖案(一條對稱軸)斜2
Quiz on Interest 利息：測驗
正n凸多邊形旋轉對稱／反射對稱
Geogebra 與解析幾何
Copy of 七巧板
Discover Topics
Plane Figures or Shapes
Median Value
Square
Parallelogram
Triangles