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GeoGebra
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GeoGebra
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IR-2
Author:
知己
GeoGebra
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比較五件物件的重量
正方形雪花图案
椭圆内切圆链
百分數及其應用
斐波那契螺旋弧线(表格法-可动态调节)
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达布和
Rounding Quiz (Significant Figures) 有效數字:測驗
-3/2 ≤ cosα + cosβ + cosγ ≤ 3
数学涂鸦
Twghmkc_算柱
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Subtraction
Geometric Distribution
Vectors 2D (Two-Dimensional)
Dilation
Geometric Transformations