reflec about line

主題：反射

Drag segment to see the circles' reflect about line. The distance of each circle to line is equal to distance of its reflect to line. .Direction of the movement of reflect is changed

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Simultaneous Equations Graphical Solution
Video 4
Graphs of y=f(x) and y=-f(x)
G7_Ch12_Arc and Angle

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統計特徵
菱形
柱體
統計
線性規劃或線性最佳化

reflec about line

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