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旋轉對稱
Author:
Wong Chun Ying
Topic:
Symmetry
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
找出對稱軸
Nested spiral octagon
算柱 (兩位數)
四邊形的特性
Discover Resources
waaachen
等線段作圖
Internal tangent
(005)80201辛宇婕
斜率乘积为定值（椭圆、双曲线）
Discover Topics
Vectors 3D (Three-Dimensional)
Pie Chart or Circle Chart
Power Functions
Angles
Sphere