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Drag the red dots, see the area ratio of EHFG to ABCD
Author:
johnmayhk
GeoGebra
New Resources
算柱 (兩位數)
第八周作业
直角坐標平面上的旋轉變換
美國國旗 (Codex 版)
兩組對邊相等的四邊形
Discover Resources
ghs-b01-00 三次多項式函數
擴分和約分
布丰投针实验
分解质因数
狗绕五边形转
Discover Topics
Scatter Plot
Sphere
Vectors 3D (Three-Dimensional)
Polynomial Functions
General Quadrilateral