Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/36
Is Reference of Rechtwinkliges Dreieck-de#Sense
Triangle rectangulaire-fr#Sense
Right-angled triangle-en#Sense
Right triangle-en#Sense
Triangolo rettangolo-it#Sense
Rechthoekige driehoek-nl#Sense
Triangolu b'angolu rett-mt#Sense
Triangolu rettangolari-mt#Sense