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梯形旋轉
Author:
周桂名
Topic:
Trapezoid
GeoGebra
New Resources
异形操场
双心四边形
斐波那契螺旋弧线(表格法)
第八周作业1
椭圆内切圆链
Discover Resources
Testing
阿基米德雙胞胎圓
纏繞
拋物線4--平行四邊形法
Copy of 「相似三角形」任务1
Discover Topics
Incircle or Inscribed Circle
Intersection
Geometry
Reflection
Mode