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圓錐曲線_1
Author:
陳澤瑩
GeoGebra
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比較五件物件的重量
平行線的判定
镂空正方体案例对比
盈利與虧蝕
斐波那契螺旋弧线(表格法-可动态调节)
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分數乘法的副本
垂心問題
旋转文本
數學電腦繪圖&解題
遊戲
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Functions
Ellipse
Reflection
Congruence
Planes