Respuesta :

Answer:

isosceles

Step-by-step explanation:

as isosceles has two sides equal meaning two angles equal

cpvillalobos21
Obtuse. A regular triangle, aka Equilateral, has three 60 degree angles, so if you look at the angles, and visualize it, one angle is 80 degrees, so probably the top one, and the other 2 are smaller angles, giving it the obtuse characterization