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任務3

Author:gklwong
Topic:Triangles

New Resources

  • 四邉形 (四年級) 教師版
  • 兩組對邊相等和有直角的四邊形
  • 兩組對邊相等的四邊形
  • 兩位數加法
  • 直角坐標平面上的旋轉變換

Discover Resources

  • 擴分和約分
  • 擺線
  • Choose the most suitable 'improvised units'(中間人)
  • laptop height
  • 作垂线或平行线

Discover Topics

  • Difference and Slope
  • Orthocenter
  • Special Points
  • Random Variables
  • Natural Numbers
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