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根據百分率找數量（二）: 例2的副本
Author:
冯圣军
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
兩組對邊相等的四邊形
GeoGebra笔记功能体验课件
找出對稱軸
兩位數除以一位數（二）
四邉形 (四年級) 教師版
Discover Resources
圓的性質
畫三角形 題2b
點到直線的距離9：常數項差距與距離比為法向量長度
堆疊(圓、正方形、正三角形)
貝式曲線 (Bezier Curve)
Discover Topics
Orthocenter
Arithmetic Operations
Centroid or Barycenter
Linear Programming or Linear Optimization
Parabola