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圓周 (圖形G)

Author:Keith Ko
移動右圖中的紅線到左方虛線,就知道它是相等於左圖的哪條線。

New Resources

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  • 兩位數除以一位數(一)

Discover Resources

  • 貝氏曲線
  • From:PTT 國小題目求面積
  • Copy of 固定面積的圖形的周界變化
  • Copy of 多边形外角和
  • Quiz on Addition and Subtraction of Directed Numbers (2)

Discover Topics

  • Median Line
  • Matrices
  • Indefinite Integral
  • Logic
  • Dilation
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