Question

proof that the sum of the angles of a triangle is 180°. ​

Answer 1

Answer:

Let the sides if triangle be 'a'

Triangle have 3 sides = a , a ,a

Sum of all the sides of triangle is 180°

= 3a=180°

a=180/3

a=60°

Hence all the sides of angle are 60°

Mark as brainliest