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彩虹爱心+彩虹爱心
Author:
陈丽婷
GeoGebra
New Resources
撒针估算面积实验
中华人民共和国国旗
双心四边形
盈利與虧蝕
圓的基本性質
Discover Resources
SIN繪圖
向量的線性組合
聯動鐘面
勝者即正義，可愛即正義～(可用Ctrl+滑鼠滾輪放大界面)
椭圆的两条垂直切线的交点轨迹
Discover Topics
Linear Functions
Power Functions
Complex Numbers
Equilateral Triangles
Area