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證平行四邊形 (對角線互相平分) (對邊 // 且相等)

ForfatterW.L. Wong, Albert

Nye Materialer

  • 長方體平面投影 (Codex版)
  • Claude 解幾何題
  • 畫出對稱圖形
  • 找出對稱軸
  • 兩組對邊相等和有直角的四邊形

Opdag Ressourcer

  • Ratio of angles at the centre and the length of the arcs.
  • Quartiles and Box Plot (two data sets) 四分位數與框線圖(比較兩組數據)
  • projection02 by Mr LO WY
  • Copy of 正方體的反射對稱3
  • 绘制平面区域内整点的两种方法

Udforsk emner

  • Kegle
  • Forhold
  • Multiplikation
  • Binomialfordeling
  • Cirkeldiagram
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