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放缩尺
Author:
萧若茂
放缩尺
GeoGebra
New Resources
畫出對稱圖形
画直线等分三角形的面积
兩位數加法
三位數除以一位數（一）
算柱 (兩位數)
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畫三角形 題1f
等截距和直線包絡拋物線
Angle Between a Line and a Plane Definition 線與平面的交角 定義
二次方程动态函数曲线
加减乘除运输出题器
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Trapezoid
Frequency Distribution
Limits
Quadrilaterals
Terms