He ōrite te āhua me te rahi o ētahi wāhanga e rua o tētahi mea. Ina weheruatia taua mea, ka taea tētahi wāhanga te whakanoho mārire ki tētahi. Hei tauira, he hangarite ngā taha e rua o te pūmatua ‘A’.
Two parts of an object are identical. If the object is divided in half, one part will ﬁt exactly onto the other. As an example, both sides of the capital letter ‘A’ are symmetrical.