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正方形的旋轉
Author:
李春培
正方形的旋轉
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
兩組對邊相等和有直角的四邊形
兩位數除以一位數（一）
画直线等分三角形的面积
四邊形的特性
Discover Resources
Function Transformations(1) 函數圖像的變換 (1)
滾出曲線滾出曲線
傅立葉級數
test
Properties of a Rectangle
Discover Topics
Percentages
General Quadrilateral
Parabola
Median Line
Statistical Characteristics