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三角函數由來= =

Author:陳柄何

New Resources

  • 四邉形 (四年級) 教師版
  • 球体的体积推导
  • 兩組對邊相等的四邊形
  • 兩位數除以一位數(二)
  • 找出對稱軸

Discover Resources

  • sine graph (reduce to 1/2 and then translate leftward by 15 degree)
  • 四次函數圖形觀察
  • 門格海綿
  • reflection points
  • 六芒星

Discover Topics

  • Similarity Transformation or Similarity
  • Planes
  • Function Graph
  • Mode
  • Perimeter
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