Question

Prove that the sum of the three angles of the triangle is 180.​

Answer 1

Let angle be x
Number of sides in a triangle = 3
So 3*x = 180
3x = 180
x = 180/3
x = 60

Answer 2

Step-by-step explanation:

let sum be x

there are three sides in triangle =3x

3x=180

x=180÷3

x=60

CROSS CHECK:-

60×3=180