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proof 64 潘研
Author:
郭亮偉
GeoGebra
New Resources
讀磅
【案例】2018年全国1卷理科12题
漂亮的摇摆曲线
圓的切線方程
三位數除以一位數（二）
Discover Resources
橢圓軌跡
立體
Gazing Cow Problem (d)
我的第一个绘本
烟囱
Discover Topics
Congruence
Parallelogram
Vectors 2D (Two-Dimensional)
Perimeter
Rhombus