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Clock

Author:Tsang Kin Fun Francis
You can move the hands freely on the clock ...

New Resources

  • 四邊形的特性
  • 算柱 (兩位數)
  • 直角坐標平面上的旋轉變換
  • 兩組對邊相等的四邊形
  • 兩組對邊相等和有直角的四邊形

Discover Resources

  • 數列與級數
  • 認識一次函數關係式與圖形
  • 一組物件的幾分之幾(練習)
  • 定值角度
  • 祖暅之《綴術》:「緣冪勢既同,則積不容異。」
  • 向外延伸的多邊形

Discover Topics

  • Curve Sketching
  • Multiplication
  • Rhombus
  • Scalene Triangles
  • Special Points
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