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九點圓

Author:蔡鈞富

New Resources

  • 異分母分數減法
  • 畫出對稱圖形
  • 拼砌四邊形
  • 画直线等分三角形的面积
  • 兩位數除以一位數(一)

Discover Resources

  • 分解三棱柱
  • 立體三角測量(例五)
  • Arithmetic Series 等差級數
  • 两角差的正弦公式证明1
  • 翰林數學_2下_CH3-1_三角形的內角與外角

Discover Topics

  • Symmetry
  • Median Value
  • Fractal Geometry
  • Prism
  • Perimeter
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