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三角形數

Author:LAI Wing Yan

New Resources

  • 找出對稱軸
  • 兩位數除以一位數(一)
  • 算柱 (兩位數)
  • 三位數除以一位數(二)
  • 判斷球體

Discover Resources

  • 正四面體
  • 三角形三內角和
  • Similar triangles inscribed iteration
  • 美國隊長
  • 圓柱圓錐

Discover Topics

  • Vectors 3D (Three-Dimensional)
  • Similarity Transformation or Similarity
  • Volume
  • Arithmetic Operations
  • Plane Figures or Shapes
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