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Jiawen Yun
Author:
Jiawen Yun
GeoGebra
New Resources
兩組對邊相等的四邊形
拼砌四邊形
畫出對稱圖形
四邉形 (四年級) 教師版
柱體建築師
Discover Resources
Percentage
蠟蠋成像
C60足球模型（序列+旋转）
sin(x) 的函數圖形 的複本
直线与圆的位置关系
Discover Topics
Intersection
Trigonometric Functions
Complex Numbers
Circumcircle or Circumscribed Circle
Dilation