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Reflex Angle
作者：
Mark Brouwer
Rotate point C around the circle in order to answer the questions that follow
GeoGebra
最新資源
Some random function
Fourier Lissajous (Mechanical)
Rose Curve
bewijs stelling van Pythagoras
Random Polar Curve (3)
探索資源
Shawver 2, Shermir Hill
Reference Triangles on Standard Plane
PacMaze2
Problems with Circles
探索主題
垂心
旋轉
Dilation
向量
幾何變換