EntityQ97096104· pop 5· linked from 3 articlesSylvester's triangle problemSign in to savesolved problem in mathematicsConnectionstriangleEntityInternational Standard Book NumberEntityJames Joseph SylvesterEntityEuler lineEntityMathWorldEntitycentroidEntityvectorEntityEric W. WeissteinEntityorthocenterEntitycircumscribed circle for triangleEntityCategoriesTheorems about trianglesTriangle problems