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平面投影
Author:
1041051 陳柏維
GeoGebra
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三角函数 的副本
异形操场
常见四边形是否是双心四边形
比較五件物件的重量
双心四边形
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雙變數函數極限
Addition of 3 Directed Numbers
max{f(x),g(x),s(x)} 與 min{f(x),g(x),s(x)}
圓_Collection
angle sum of polygon
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Optimization Problems
Geometry
Sequences and Series
Solids or 3D Shapes
Sine