Intsimbi yeAngle, eyaziwa ngokuba yi-angle yentsimbi, yintsimbi ende enamacala amabini angqameneyo kwelinye. Kukho intsimbi elinganayo yentsimbi kunye nentsimbi engalinganiyo. Inkcazo ibonakaliswe nge-mm yobubanzi becala × ububanzi becala × ubukhulu becala. Okufana ne “∟ 30 × 30 × 3″, oko kukuthi, intsimbi elinganayo yentsimbi enobubanzi obuyi-30mm kunye nobukhulu becala obuyi-3mm. Inokubonakaliswa nangemodeli. Imodeli yisentimitha yobubanzi obusecaleni, obunje ∟ 3 × 3. Imodeli ayibonisi imilinganiselo yobunzima bomphetho ohlukeneyo kwimodeli efanayo, ngoko ke ububanzi bomphetho kunye nobukhulu bomphetho ubukhulu bentsimbi yentsimbi buya kuzaliswa ngokupheleleyo. ikhontrakthi kunye namanye amaxwebhu ukuphepha ukusebenzisa imodeli yodwa. Ukucaciswa kwentsimbi eshushu egobileyo elinganayo yomlenze yi-2 × 3-20 × 3.