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任意兩正方形切割重組成一大正方形之動態證明
Author:
連琨銘
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
找出對稱軸
柱體建築師
畫出對稱圖形
兩組對邊相等的四邊形
Discover Resources
Task 6: Circumcirle of a Triangle
三角函數with sine, cosine圖形
圓周 (圖形B)
My second work
重心
Discover Topics
Upper and Lower Sum or Riemann Sum
Centroid or Barycenter
Surface
Calculus
Subtraction