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过圆上一点作切线,三步

Author:u.jianwang

New Resources

  • 近似值:有效數字
  • 算柱 (兩位數)
  • 三位數除以一位數(一)
  • 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

  • 畢式定理 (06)
  • 任意四邊形1比3
  • 分2
  • 軌跡 直線 (與兩平行線等距)
  • 圆锥曲线折纸操作题(教材案例)

Discover Topics

  • Percentages
  • Exponent
  • Symmetry
  • Geometric Transformations
  • Poisson Distribution
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