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Pentacle

Author:Jianqiang He

New Resources

  • 兩組對邊相等和有直角的四邊形
  • 兩位數除以一位數(一)
  • 【案例】2013年安徽高考15题
  • 算柱 (兩位數)
  • GeoGebra笔记功能体验课件

Discover Resources

  • 相似圖形基本概念
  • 「相似三角形」任务1
  • 試試看吧!
  • 織布機織布機
  • 圓柱切割

Discover Topics

  • Pythagoras or Pythagorean Theorem
  • Triangles
  • Random Variables
  • Arithmetic Mean
  • LCM and GCD
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