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三角函數的由來

Author:陳政任

New Resources

  • 算柱 (兩位數)
  • 【案例】圆柱体内放置一个大球六个小球
  • 兩位數加法
  • 兩組對邊相等的四邊形
  • 錐體建築師

Discover Resources

  • 九點圓
  • ghseh 二次函數描點法左右平移-2
  • 小六 圓周
  • 正玄函数变化
  • 学习 GeoGebra 3D 计算器

Discover Topics

  • Geometry
  • Prism
  • Sequences and Series
  • Symmetry
  • Functions
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