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19x19

Author:学用数学

New Resources

  • 找出對稱軸
  • 判斷球體
  • 球體建築師
  • 【案例】圆柱体内放置一个大球六个小球
  • 兩組對邊相等和有直角的四邊形

Discover Resources

  • 三角形面積
  • moon1
  • 圓與切線
  • How to derive the value of Pi的副本
  • 分段函数和旋转曲面

Discover Topics

  • Limits
  • Confidence Interval
  • Dilation
  • Continuity
  • Probability
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