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Start, Perpendicular to point on line
作者：
3084260
GeoGebra
最新資源
挂谷问题——三尖瓣形
Right Triangle Inscribed in a Semicircle
Slope Illustrator (2)
What Do You See? (2)
Parabolas, Lines and Nomograms
探索資源
Derivative of logarithmic function
optimization
foolish
Exploring Reflection
UniThreadSymbol
探索主題
函數圖形
旋轉
統計
黎曼和（Riemann Sum）
多項式函數