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Parabolic reflector
作者：
Rory Geoghegan
GeoGebra
最新資源
apec
Fractal Tétraèdre. Dilatation -1/2 centre triangles
Mondrian's Puzzle
Classifying Triangles
Area of a Trapezoid
探索資源
Logarithmic Function
Josslyne Kunz O3 Qtr1Project
Rectangle with a given perimeter and a diagonal - “try and change”
Non-square rectangle
im.g.1.1.2.Illegal Construction Moves with Tools
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正切函數
函數圖形
減法
反射
3D 向量（三維）