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GeoGebra Lesson
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Polygonal numbers
Author:
Tung Chao
Topic:
Numbers
Use triangular and square numbers to investigate number patterns
GeoGebra
New Resources
中華民國國旗 (Codex╱2026.10.06)
Nested spiral octagon
畫出對稱圖形
直角坐標平面上的旋轉變換
美國國旗 (Codex, 2026.10.06)
Discover Resources
高次函數圖形觀察
一組物件的幾分之幾(練習)
Mean of a Large Set of Data 大量數據的平均數
數學解題2
題6
Discover Topics
Derivative
Integers
Vectors 3D (Three-Dimensional)
Pythagoras or Pythagorean Theorem
Prism