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旋轉正方形
Author:
33陳郁婷
GeoGebra
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四邊形的特性
拼砌四邊形
GeoGebra笔记功能体验课件
錐體建築師
【案例】2018年全国1卷理科12题
Discover Resources
拋物線與光線反射
龜甲
拋物線5-包絡線法
圆锥曲线折纸操作题（教材案例）
拋物線
Discover Topics
Parallelogram
Boxplot
Logarithm
Piecewise Functions
Derivative