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Polygonal numbers
Author:
Tung Chao
Topic:
Numbers
Use triangular and square numbers to investigate number patterns
GeoGebra
New Resources
判斷球體
兩位數除以一位數（二）
GeoGebra笔记功能体验课件
直角坐標平面上的旋轉變換
找出對稱軸
Discover Resources
Binomial Formula
glt-c05-04 三角錐旋轉
比較3個分數大小
橢圓代數性質,光學性質,生活應用
翰林數學_2下_CH3-2_SSS作圖
Discover Topics
Geometric Transformations
Rectangle
Linear Programming or Linear Optimization
Mode
Plane Figures or Shapes