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гострокутний тикутик трикутник у якого всі кути гострі
прямокутний тикутник трикутник що має прямий кут
тупокутний трикутник трикутник що має тупий кут
ромб паралелограм у якого всі сторони рівні
квадрат ромб у якого всі кути прямі
прямокутник паралелограм у якого всі кути прямі
трапеція чотирикутник у якого тільки дві сторони паралельні
паралелограм чотирикутник у якого протилежні сторони паралельні
рівнобедренний трикутник трикутник у якого дві сторони рівні
рівносторонній трикутник трикутник у якого всі сторони рівні
Created by: Olena22



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