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正方形和長方形有甚麼特性?

Author:Eduardo Neto, Anthony OR 柯志明

New Resources

  • 兩組對邊相等的四邊形
  • 兩組對邊相等和有直角的四邊形
  • 四邊形的特性
  • 四邉形 (四年級) 教師版
  • sanjiaohanshu

Discover Resources

  • 固定三角形的條件−題3
  • 柱體體積(三角形)
  • 分2
  • Copy of 圓周 (圖形A)
  • 公倍數與最小公倍數(L.C.M.)

Discover Topics

  • Ellipse
  • Cosine
  • Geometric Mean
  • Difference and Slope
  • Linear Regression
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