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千年曆

Author:李春培

New Resources

  • 圓周公式的應用
  • 漂亮的摇摆曲线
  • 圓的基本性質
  • 圓的切線方程
  • 常见四边形是否是双心四边形

Discover Resources

  • Copy of 固定周界的長方形的面積變化
  • gltfh 複合圖形-圓柱與圓錐
  • -3/2 ≤ cosα + cosβ + cosγ ≤ 3
  • 圓錐展開圖
  • 銳角三角:sin, cos

Discover Topics

  • Dilation
  • Confidence Interval
  • Equilateral Triangles
  • Integral Calculus
  • Reflection
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