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反射圆,反射线
Author:
getfile
GeoGebra
New Resources
异形操场
第八周作业1
圓的切線方程
正方形雪花图案
双心四边形
Discover Resources
Primary School Mathematics Collection
外公切線段長求法
共軛點
拼出三角形的副本
拋物線(上下型)標準式
Discover Topics
Circumcircle or Circumscribed Circle
Percentages
Fractions
Rotation
Coordinates