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優良作品5(薇如)
Author:
Ching-Hui Chou
GeoGebra
New Resources
画直线等分三角形的面积
兩位數除以一位數（二）
兩組對邊相等的四邊形
找出對稱軸
拼砌四邊形
Discover Resources
正三角形的旋轉2
GGB8
Centroid
拋物線相似
二元线性规划的图解法(18.2 例6)
Discover Topics
Similar Triangles
Integers
Logic
Geometric Mean
Linear Programming or Linear Optimization