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11-18的加減組合

Author:Yin Kelvin Wong

New Resources

  • 四邊形的特性
  • 找出對稱軸
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  • Nested spiral octagon
  • 長方體平面投影 (Codex版)

Discover Resources

  • 一元二次方程式
  • 邊角關係
  • 三角柱(可側轉、上下轉)
  • 畢氏定理證明(I)
  • 翰林數學_2下_CH3-4_大邊對大角

Discover Topics

  • Geometric Transformations
  • Standard Deviation
  • Inequalities
  • Fractal Geometry
  • Kite
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