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基礎作圖2
Author:
吳桓萱
GeoGebra
New Resources
直角坐標平面上的旋轉變換
找出對稱軸
三位數除以一位數（二）
画直线等分三角形的面积
兩組對邊相等的四邊形
Discover Resources
用兩圓編織美麗的曲面
圓內正方形夾小圓
乘法
錯角---垂直平行綫
傅里叶级数 Fourier series
Discover Topics
Parametric Curves
Statistics
Rotation
Scatter Plot
Matrices