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TriangleCenter()
Author:
Tatsuyoshi Hamada
TriangleCenter( <Point>, <Point>, <Point>, <Number> )
Incenter
Centroid
Circumcenter
Orthocenter
...
GeoGebra
http://www.jasoncantarella.com/wordpress/software/perl-triangle-centers/
New Resources
サイクロイド
カージオイド
正17角形 作図 regular 17-gon 2
対数螺旋
直方体の対角線
Discover Resources
フラクタル100
動点P,Qと面積
二次関数(範囲片側)
傍心の直極点の軌跡
フェルマー点の垂足三角形
Discover Topics
Scalene Triangles
Geometry
Plane Figures or Shapes
Means
Circumcircle or Circumscribed Circle