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外公切線作圖
Author:
Tone
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
拼砌四邊形
兩組對邊相等的四邊形
四邉形 (四年級) 教師版
GeoGebra笔记功能体验课件
Discover Resources
三角錐體的截面
車線.ggb
Billiard Ball
旋轉方塊
正n邊形內角與外角 的複本
Discover Topics
Linear Regression
Angles
Vectors 2D (Two-Dimensional)
Sine
Inequalities