EntityQ937921· pop 27· linked from 21 articlesSimson lineSign in to saveline defined from a triangle and a point on its circumcircle, through the closest point on each side line to the given pointConnectionsgeometryEntitytriangleEntityquadrilateralEntitypointEntitydigital object identifierEntityparallelogramEntitytrapezoidEntitytheoremEntityconic sectionEntityJSTOREntitycomplex conjugateEntitycomplex planeEntitylocusEntitynine-point circleEntitycyclic quadrilateralEntityMathWorldEntityQ22908627EntityaltitudeEntityconvex polygonEntitycollinearityEntityCategoriesLines defined for a triangle