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tanx & cotx

Author:denisjelly

New Resources

  • 画直线等分三角形的面积
  • 異分母分數減法
  • 拼砌四邊形
  • 【案例】2013年安徽高考15题
  • 兩組對邊相等和有直角的四邊形

Discover Resources

  • 平行四邊形變奏II
  • Travel Graph (Two Bodies) 行程圖 (雙物體)
  • 證平行四邊形 (對邊相等)
  • 直線與平面垂直
  • 數學繪圖

Discover Topics

  • Trigonometric Functions
  • Poisson Distribution
  • Isosceles Triangles
  • Angles
  • Ratios
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