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餘弦定理

Author:yuchengda

New Resources

  • 兩位數除以一位數(二)
  • GeoGebra笔记功能体验课件
  • 四邉形 (四年級) 教師版
  • 【案例】2018年全国1卷理科12题
  • 畫出對稱圖形

Discover Resources

  • Apollonius Problem gergonne 1
  • Area of rectangle_Question F
  • 對稱圖形
  • limit of function f(x)=x^2
  • 羊角螺线[Euler spiral】

Discover Topics

  • Natural Numbers
  • Median Line
  • Rotation
  • Exponential Functions
  • Fractions
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