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正多邊形各邊中點連線所圍成的圖形
Author:
Jimmy Ma
GeoGebra
New Resources
椭圆内切圆链
斐波那契螺旋弧线(表格法)
比較五件物件的重量
正方形雪花图案
第八周作业
Discover Resources
動圓的圓心軌跡為橢圓
perimeter
三棱柱
創作對稱圖形 LEVEL 4
Light reflected in ellipse
Discover Topics
Optimization Problems
Line Segment
Rhombus
Division
Translation