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兩圓外公切線

Author:郭逸民

New Resources

  • 【案例】2018年全国1卷理科12题
  • GeoGebra笔记功能体验课件
  • 兩組對邊相等的四邊形
  • 異分母分數減法
  • 兩位數加法

Discover Resources

  • Task 5: Regular Hexagon
  • 立方体的展开图
  • Positive angles & Negative angles
  • Compound Inequalities(複合不等式)
  • 軌跡觀察---三同心圓上的三角形重心軌跡

Discover Topics

  • Poisson Distribution
  • Step Functions
  • Pythagoras or Pythagorean Theorem
  • Boxplot
  • Frequency Distribution
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