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Ex5C#15
Author:
Big Lee
GeoGebra
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平行線的判定
球体的截面
科赫雪花
斐波那契螺旋弧线(表格法)
常见四边形是否是双心四边形
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幾何作業
梯形旋轉
兩個多項函數的插值公式
量詞
廣義三角:sin, cos
Discover Topics
Sphere
Limits
Incircle or Inscribed Circle
Hyperbola
Circle