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優良作品4(楚耘)
Author:
Ching-Hui Chou
GeoGebra
New Resources
錐體建築師
GeoGebra笔记功能体验课件
兩組對邊相等和有直角的四邊形
畫出對稱圖形
找出對稱軸
Discover Resources
一元二次方程式
定积分的概念（移动端）
gjc090c21內切圓的圓心
找规律（数阵与点阵）
Epicycloid
Discover Topics
Straight Lines
Surface
Logic
Square
Optimization Problems