The sum of the angles in a triangle

This applet demonstrates that the sum of the angles in a triangle is always 180°.

 

Duane Habecker

 
Tipo de Material
Atividade
Palavras-chaves
180  angle  angles  sum  triangle 
Grupo alvo (idade)
11 – 14
Idioma
English (United Kingdom)
 
 
 
© 2025 International GeoGebra Institute