Circles

作成者: calliope
カテゴリー: 形・色, 学校
Though we set 'oval' and 'ellipse' as synonym here, there is a small mathematical difference between them. All ellipses are ovals BUT not all ovals are ellipses. Interested users may go http://www.differencebetween.com/difference-between-ellipse-and-vs-oval for a more detailed explanation.