Nkebi ahịrịokwu 1: Maka ọtụtụ symmetry na discrete symmetry axes site na otu isi, e nwere ndị na-esonụ ohere: Nkebi ahịrịokwu nke 2: Enwere ohere ndị a maka ọtụtụ symmetry na discrete symmetry axes site na otu isi: Ajụjụ: Ọ̀ bụ otu ihe ka ahịrịokwu nke mbụ na nke abụọ pụtara? Ee ma ọ bụ Ee e?
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