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waaachen

Author:陳兪宏
阿凱老師的幾何問題

New Resources

  • 拼砌四邊形
  • 美國國旗 (Codex 版)
  • 畫出對稱圖形
  • 判斷球體
  • 算柱 (兩位數)

Discover Resources

  • Trigonometric Ratios: Sine 三角比:正弦
  • 百分數:折扣、盈利與虧損
  • 涌动
  • 圓的面積的副本
  • 我的第一个绘本

Discover Topics

  • Pie Chart or Circle Chart
  • Geometric Transformations
  • Angles
  • Unit Circle
  • Differential Calculus
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