EntityQ1347094· pop 19· linked from 40 articlestransversalSign in to saveline that passes through two lines in the same plane at two distinct pointsConnectionsangleEntityplaneEntityright angleEntityparallelismEntitygeometryEntityEuclidEntitylineEntitypointEntityElementsEntityEuclidean geometryEntitycongruenceEntityProclusEntityvertexEntitysolid angleEntityhyperbolic geometryEntityparallel postulateEntityMenelaus' theoremEntityreductio ad absurdumEntityspherical trigonometryEntitydihedral angleEntityCategoriesElementary geometry