Proposição 6

Euclid, [i]The Elements,[/i] Book I Proposition 6: If two angles in a triangle are equal, the corresponding sides are also equal. (The triangle is isosceles) Proof by contradiction.

 

Lilian Esquinelato —

 
Type de ressources
Activité
Balises
Tranche d'âges
19+
Langue
English (United States)
 
 
 
© 2026 International GeoGebra Institute