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三角形三边关系

Author:王彤

New Resources

  • 【案例】2018年全国1卷理科12题
  • 球体的体积推导(优化版)
  • GeoGebra笔记功能体验课件
  • 三位數除以一位數(二)
  • 兩組對邊相等的四邊形

Discover Resources

  • Homework6
  • 軌跡教學
  • 圓上的角任務(三): 同弓形內的圓周角
  • S3 Trigonometry
  • -3 ≤ cosA+cosB+cosC ≤ 3/2

Discover Topics

  • Logic
  • Scalene Triangles
  • Sphere
  • Complex Numbers
  • Surface
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