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vector addition and subtraction
Author:
sealion1215
GeoGebra
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科赫雪花
第八周作业3
第三周作业效果演示
第八周作业2
异形操场
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範例：丟骰子
圆锥的侧面展开图3D动画
優良作品5
平移動畫(平移加滑桿)
橢圓的副本
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Area
Probability
Parallelogram
Function Graph
Trapezoid