Ngokukhethekileyo isetyenziselwa ukuhlaziya ivili le-squaring kunye neerola zokulinganisa, gcina iindleko zezixhobo zedayimani.
Amacandelo e-roller yokulinganisa yenzelwe ukusika okugudileyo kunye namazinga aphezulu okususwa kwezinto.Amacandelo avunyiwe kubomi babo obude bokusebenza, ukusetyenziswa kwamandla aphantsi, ingxolo ephantsi yokusebenza, ubukhali obuhle kunye nokusebenza okuzinzileyo.