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Constructing Quadrilaterals by Four Sides (2014)
Author:
Anthony OR 柯志明
GeoGebra
New Resources
兩位數除以一位數（一）
三位數除以一位數（二）
【案例】圆柱体内放置一个大球六个小球
画直线等分三角形的面积
找出對稱軸
Discover Resources
圖E
Euler Line 1
在釘點紙上畫垂直線
there phase Vector
学习计算器套件
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Variance
Fractal Geometry
Orthocenter
Sine
Multiplication