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最小周長

Author:張丰耘

New Resources

  • 【案例】2013年安徽高考15题
  • 小数 的副本
  • 算柱 (兩位數)
  • sanjiaohanshu
  • 兩組對邊相等和有直角的四邊形

Discover Resources

  • 兩線段和圓3
  • 數學傳播39卷4期, 平面幾何公式思考
  • Locus (Non parallel lines)
  • Oscillations
  • 面積比化為向量比

Discover Topics

  • Upper and Lower Sum or Riemann Sum
  • Logarithm
  • Real Numbers
  • Centroid or Barycenter
  • Incircle or Inscribed Circle
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