Respuesta :

I hope this helps you



this triangle equilateral triangle


all interior angles same


all sides same


A+A+A=180


3A=180


A=60 degree same


60-60-60
this triangle is a equilateral
a+a+a=180
a+a+a=3a; 3a=180
I would divide 3 on both sides =60
60-60-60