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平行四邊形與三角形

Author:李春培
Topic:Area
平行四邊形與三角形

New Resources

  • 三位數除以一位數(一)
  • 画直线等分三角形的面积
  • 四邊形的特性
  • 判斷球體
  • 四邉形 (四年級) 教師版

Discover Resources

  • 三角函數的疊合
  • regular tetrahedron (CH4)
  • 作業
  • Geometric Solids: Recognize, Name and Sort
  • 伍四红 圆与正方形 面积同周长比较

Discover Topics

  • Arithmetic Mean
  • Percentages
  • Similar Triangles
  • Upper and Lower Sum or Riemann Sum
  • Pie Chart or Circle Chart
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