Question

show that the angle of an equilateral are each 60 degree​

Answer 1

Answer:

In triangle ABC is an equilateral trangle.

let Angle A be x,angle B be and angle C be x.

angle A +angle B + Angle C =180°

x+x+x=180°

3x=180°

x=180/3=60°

x=60° (proved)