EntityQ1932324· pop 14· linked from 14 articlesBrocard circleSign in to savecircle constructed from a triangleConnectionsgeometryEntityAlgiersEntityInternational Standard Book NumberEntitycircleEntitydiameterEntitydigital object identifierEntityequilateral triangleEntityJSTOROrganizationUniversity of St AndrewsEntitynine-point circleEntityMathWorldEntityEric W. WeissteinEntitybarycentric coordinate systemEntityFlorian CajoriEntityMacTutor History of Mathematics archiveEntityMathematical ReviewsEntityHenri BrocardEntityBrocard pointsEntityÉmile LemoineEntityLemoine pointEntityCategoriesCircles defined for a triangle