原本檔案(SVG檔案,表面大細: 520 × 420 像素,檔案大細:20 KB)

摘要

描述 Euler's line (red) is a straight line through the centroid (orange), orthocenter (blue), circumcenter (green) and center of the nine-point circle (red).
日期
來源 Transferred from en.wikipedia to Commons by Maksim.
作者

No machine-readable author provided. Limaner assumed (based on copyright claims).

This is a vector graphic replacement for Triangle.EulerLine.png by en:User:Herbee which was licensed under the GFDL.

協議

Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

Original upload log

The original description page was here. All following user names refer to en.wikipedia.
02:55, 12 February 2006 en:User:Limaner
  • (del) (cur) 02:55, 12 February 2006 . . Limaner (Talk) . . 182x153 (14871 bytes)

Legend: (cur) = this is the current file, (del) = delete this old version, (rev) = revert to this old version. 꺼져십팔. Click on date to download the file or see the image uploaded on that date.

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Euler line

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現時2013年11月10號 (日) 15:07響2013年11月10號 (日) 15:07嘅縮圖版本520 × 420(20 KB)MiracetiFixed right angle. See https://en.wikipedia.org/w/index.php?title=Talk%3AEuler_line&diff=580502697&oldid=403398786 .
2008年12月9號 (二) 22:16響2008年12月9號 (二) 22:16嘅縮圖版本520 × 420(16 KB)MiracetiRescaled. No change of license.
2006年3月18號 (六) 19:48響2006年3月18號 (六) 19:48嘅縮圖版本182 × 153(15 KB)MaksimLa bildo estas kopiita de wikipedia:en. La originala priskribo estas: == Licensing == {{PD-self}} {| border="1" ! date/time || username || edit summary |---- | 02:55, 12 February 2006 || en:User:Limaner || <nowiki></nowiki> |} ==== Historio de la

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