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翰林數學_2下_CH3-1_三角形的外角定理
Author:
翰林數學
GeoGebra
New Resources
兩位數加法
画直线等分三角形的面积
找出對稱軸
判斷球體
錐體建築師
Discover Resources
周界
Rounding Quiz (Significant Figures) 有效數字：測驗
三角函数图像变换动画演示
不规则图形平移
正方体展开图的副本
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Quadratic Equations
Optimization Problems
Linear Regression
Secant Line or Secant
Random Variables