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最小周長
Author:
張丰耘
GeoGebra
New Resources
兩組對邊相等的四邊形
四邊形的特性
畫出對稱圖形
sanjiaohanshu
直角坐標平面上的旋轉變換
Discover Resources
正四面體
物件平移的概念
量角器3
solid of revolution
多物件逐一動畫
Discover Topics
Arithmetic Operations
Sphere
Subtraction
Polygons
LCM and GCD