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橢圓之極偶 / polarity for ellipse

Author:XIE Yuheng

New Resources

  • 【案例】2018年全国1卷理科12题
  • 柱體建築師
  • 球體建築師
  • 找出對稱軸
  • 兩位數除以一位數(一)

Discover Resources

  • 認識分數
  • 聯動鐘面
  • 一次函数的副本
  • 翰林數學_2下_CH3-2_SSS作圖
  • 动圆与两(相离)圆外切

Discover Topics

  • Fractal Geometry
  • Polygons
  • Vectors 2D (Two-Dimensional)
  • Functions
  • Cone
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