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並聯RLC
Author:
歐鎮寬
GeoGebra
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百分數及其應用
第三周作业效果演示
异形操场
第八周作业2
斐波那契螺旋弧线（表格法-可动态调节）
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Clock24hour
三角形的高與面積
拋物線之極偶 / polarity for parabola
外角定理直觀教材
畢氏定理的副本
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Isosceles Triangles
Translation
Subtraction
Means
Surface