Question

in a triangle ABC , AB=BC=CA, the find the value of angle A​

Answer 1

Answer:

because every side is a equal so it is a equilateral triangle do the angle is a 60 degree

hope it helps u.

Answer 2

Answer:

60 degree

Step-by-step explanation:

AB=BC=CA

as all the sides are equal so it will be an equilateral triangle

PROOF: let angleA= angleB = angle C=a

a+a+a= 180 degree (ASP)

3a=180 degree

a= 180/3

a= 60 degree