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五邊反射
Author:
tammy93217
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
Earth with coastline
四邉形 (四年級) 教師版
Nested spiral octagon
直角坐標平面上的旋轉變換
Discover Resources
托勒密定理推廣到任意四邊形二
Ambiguous Cylinder Illusion
Copy of 均分除法（分數÷整數）
認識半徑
斜率乘积为定值（椭圆、双曲线）
Discover Topics
Polygons
Distributions
Functions
Random Variables
Prism