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DragonCurve_2018sep-2
Author:
David HUNG
GeoGebra
New Resources
第八周作业2
常见四边形是否是双心四边形
科氏力 (Coriolis Force)
比較五件物件的重量
直線的斜率：水平變化 & 鉛垂變化
Discover Resources
三角形的四心－五線－內外二圓
数轴上的整数加法
sun2
taiwan 2018
紙張的長與闊
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Parametric Curves
Division
Probability
Ellipse
Sphere