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尺规作图得到黄金三角形和黄金矩形
Author:
math Ku
Topic:
Constructions
,
Rectangle
,
Triangles
GeoGebra
New Resources
畫出對稱圖形
兩位數除以一位數（二）
球體建築師
異分母分數減法
三位數除以一位數（一）
Discover Resources
橢圓拋物面2
Copy of 方格紙上畫平行四邊形3
探索三角形外角定理
作垂线或平行线
对多边形对角线、内角和、外角和的理解
Discover Topics
Upper and Lower Sum or Riemann Sum
Integral Calculus
General Quadrilateral
Ratios
Surface