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拿破崙三角形
Author:
羅驥韡 (Pegasus Roe)
說明影片:
http://youtu.be/q9nxM2MYOVE
GeoGebra
New Resources
小数 的副本
兩組對邊相等的四邊形
拼砌四邊形
畫出對稱圖形
錐體建築師
Discover Resources
中線定理(阿波羅尼奧斯)定理推廣二:向四邊形推廣
找找看三角形外接圓的圓心在哪?
正弦函數的遞增與遞減
circle
單項式的乘積
Discover Topics
Surface
Equilateral Triangles
Congruence
Real Numbers
Prism