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椭圆画法1--参数方程法
Author:
冯伟冀
GeoGebra
New Resources
第三周作业效果演示
正方形雪花图案
直線的斜率：水平變化 & 鉛垂變化
折扣
科氏力 (Coriolis Force)
Discover Resources
正三角形的旋轉2
test
圓外冪問題
堆垛六顆橘子
深圳2018 22
Discover Topics
Geometry
Trigonometry
Constructions
Equilateral Triangles
Vectors 2D (Two-Dimensional)