Parallelogram interior angles

If both pairs of opposite angles of a quadrilateral are congruent, the quadrilateral is a parallelogram. If one angle is supplementary to both consecutive angles in a quadrilateral, the quadrilateral is a parallelogram.

 

aornelas6

 
Tipo de Material
Atividade
Palavras-chaves
parallelograms 
Grupo alvo (idade)
19+
Idioma
English (United States)
 
 
Versão do GeoGebra
4.2
Vistas
1663
Contatar autor do recurso
 
 
© 2025 International GeoGebra Institute