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椭圆的定义

Author:guomenglin
Topic:Ellipse

New Resources

  • 【案例】2013年安徽高考15题
  • 【案例】2018年全国1卷理科12题
  • 拼砌四邊形
  • 三位數除以一位數(二)
  • 異分母分數減法

Discover Resources

  • Angles at the same segment
  • 平行四邊形變奏II
  • 正多邊形收斂
  • Statistical calculator 2
  • Copy of sin(x) 的函數圖形

Discover Topics

  • Circumcircle or Circumscribed Circle
  • Standard Deviation
  • Random Experiments
  • Plane Figures or Shapes
  • Histogram
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