Keywords: Triangle ecolier.png 30-60-90 triangle 2 svg Triangle de l'écolier Transferred from http //fr wikipedia org fr wikipedia; transferred to Commons by User Korrigan using http //tools wikimedia de/~magnus/commonshelper php CommonsHelper 2005-12-13 Original uploader was Alcandre at http //fr wikipedia org fr wikipedia Released into the public domain by the author fr wikipedia Alcandre Original upload log page fr wikipedia Triangle_ecolier png 2005-12-13 09 30 Alcandre 200×140× 4179 bytes <nowiki>Triangle de l'écolier</nowiki> 30-60-90 triangles |