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Patrulatere

Definitii

TermDefinition
Paralelogramul este patrulaterul cu laturile opuse paralele.
Dreptunghiul este paralelogramul cu un unghi drept
Rombul este paralelogramul cu două laturi consecutive congruente.
Trapezul este patrulaterul cu două laturi paralele şi celelalte două laturi neparalele.
Trapezul dreptunghic este trapezul ce are un unghi drept.
Trapezul isoscel este trapezul ce are laturile neparalele congruente
Patrulaterele convexe Patrulaterele cu proprietatea ca oricare ar fi dreapta suport a unei laturi, varfurile nesituate pe acea latura, sunt de aceeasi parte a dreptei suport.
Created by: edumary
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