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S4E08 Penrose阶梯
Author:
宋晓燕
GeoGebra
New Resources
龙形曲线-分形龙2
撒针估算面积实验
科赫雪花
常见四边形是否是双心四边形
正方形雪花图案
Discover Resources
終點軌跡
象形圖 (找出最多/最少)
三线八角
Exterior Angle Cyclic Quadrilateral
水车应用题动画演示
Discover Topics
Linear Programming or Linear Optimization
Special Points
General Quadrilateral
Trigonometric Functions
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