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龍騰4_1-1課隨2
Author:
廖傑成
GeoGebra
New Resources
兩位數加法
近似值：有效數字
畫出對稱圖形
判斷球體
直角坐標平面上的旋轉變換
Discover Resources
Sine Formula 正弦公式
比例
基測數學100-1-30 等腰三角形的角度
旁心
畫出對稱圖形
Discover Topics
Geometry
Vectors 3D (Three-Dimensional)
General Quadrilateral
Optimization Problems
Circle