Difference between revisions of "TriangleCenter Command"
From GeoGebra Manual
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<noinclude>{{Manual Page|version=4.2}}</noinclude> | <noinclude>{{Manual Page|version=4.2}}</noinclude> | ||
{{command|geometry}} | {{command|geometry}} | ||
− | ;TriangleCenter[<Point | + | ;TriangleCenter[ <Point>, <Point>, <Point>, <Number> ] |
:gives ''n''-th [http://faculty.evansville.edu/ck6/encyclopedia/ETC.html triangle center] of triangle ''ABC''. Works for n<3054. | :gives ''n''-th [http://faculty.evansville.edu/ck6/encyclopedia/ETC.html triangle center] of triangle ''ABC''. Works for n<3054. | ||
+ | |||
+ | :{{example|1= | ||
+ | ''A = (1, -2)'', ''B = (6, 1)'', ''C = (4, 3)'' and number 2 yields the centroid ''D = (3.67, 0.67)'' of the triangle ''ABC''.}} | ||
==Some common triangle centers== | ==Some common triangle centers== |
Revision as of 06:58, 8 July 2013
- TriangleCenter[ <Point>, <Point>, <Point>, <Number> ]
- gives n-th triangle center of triangle ABC. Works for n<3054.
- Example: A = (1, -2), B = (6, 1), C = (4, 3) and number 2 yields the centroid D = (3.67, 0.67) of the triangle ABC.
Some common triangle centers
Index n | Center |
---|---|
1 | Incenter |
2 | Centroid |
3 | Circumcenter |
4 | Orthocenter |
5 | Nine-point center |
6 | Symmedian point |
7 | Gergonne point |
8 | Nagel point |
13 | Fermat point |