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平行四邊形
Author:
Ching-Hui Chou
Topic:
Parallelogram
GeoGebra
New Resources
找出對稱軸
兩位數除以一位數（二）
画直线等分三角形的面积
三位數除以一位數（一）
兩位數除以一位數（一）
Discover Resources
y=x²+a的圖形
幾何分布 (Geometric Distribution)
圓周 (圖形F)
拋物線1--焦點法
原點對稱1
Discover Topics
Boxplot
Pythagoras or Pythagorean Theorem
Line Segment
Trigonometry
Mathematics