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三角形三內角和

Author:洪得祥

New Resources

  • 畫出對稱圖形
  • 三位數除以一位數(一)
  • 【案例】2013年安徽高考15题
  • 異分母分數減法
  • 【案例】2018年全国1卷理科12题

Discover Resources

  • Addition of 3 Directed Numbers
  • 平面鏡成像 Image of Plane Mirror Reflection
  • 分數(二)
  • 多邊形與圓_2
  • 兩位數除三位數(商<10)

Discover Topics

  • Arithmetic
  • Root
  • Fractal Geometry
  • Solids or 3D Shapes
  • Cosine
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