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彩虹三角

Author:羅驥韡 (Pegasus Roe)

New Resources

  • 斜率的值
  • 兩位數加法
  • 【案例】2013年安徽高考15题
  • 【案例】2018年全国1卷理科12题
  • 空间中两直线的位置关系

Discover Resources

  • 特別角的三角函數值(1)
  • 平行線法
  • How to draw a pentagon with ruler and compasses?
  • Areas of squares and rectangles_Question A至E
  • Copy of 劉徽的「割圓術」

Discover Topics

  • Integral Calculus
  • Isosceles Triangles
  • Sphere
  • Circumcircle or Circumscribed Circle
  • Polygons
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