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Author:Yin Kelvin Wong

New Resources

  • 三位數除以一位數(二)
  • 異分母分數減法
  • 兩組對邊相等的四邊形
  • 四邉形 (四年級) 教師版
  • 兩組對邊相等和有直角的四邊形

Discover Resources

  • 觀察對數的對稱性
  • 已知正三角形內部一點到三邊距離求面積
  • test1
  • Copy of 梯形
  • 圆的面积原理

Discover Topics

  • Inequalities
  • Circle
  • Geometric Mean
  • Scalene Triangles
  • Quadrilaterals
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