EntityQ2737929· pop 12· linked from 38 articlesspace diagonalSign in to saveline segment connecting opposite polyhedron verticesConnectionsgeometryEntityInternational Standard Book NumberEntitycubeEntitydistanceEntityspacetimeEntitygolden ratioEntitypyramidEntityhypotenuseEntitypolyhedronEntityparallelepipedEntityvertexEntitymagic squareEntityoctahedronEntityedgeEntityMathWorldEntityfaceEntityEric W. WeissteinEntityregular icosahedronEntitymagic cubeEntityquadrilateral hexahedronEntityCategoriesElementary geometryMagic squares