A square with vertices ABCD would be denotedItokasi JiometriElementary shapesQuadrilaterals.. 
Dennis Lee Hopper (May 17, 1936 – May 29, 2010) jẹ́ òṣèré, Ẹlẹdafí àti oníṣọ̀nà ara Amẹ́ríkà.Ìtọ́kasí àwọn òsèré ará Amẹ́ríkà.. 