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期中五-3.1

Author:俞长家

New Resources

  • 球体的体积推导(优化版)
  • 四邊形的特性
  • 【案例】2018年全国1卷理科12题
  • 兩組對邊相等和有直角的四邊形
  • GeoGebra笔记功能体验课件

Discover Resources

  • 正方變十字
  • 美麗的剪紙
  • task6
  • 正方形截痕
  • Copy of 劉徽的「割圓術」

Discover Topics

  • Incircle or Inscribed Circle
  • Algebra
  • Isosceles Triangles
  • Upper and Lower Sum or Riemann Sum
  • Arithmetic Operations
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