Question

prove that sum of all the angles of a triangle is 180 degree​

Answer 1

Add and see all the angles

Answer 2

Answer:

An equilateral triangle's sum of all angle is 180.

Step-by-step explanation:

It has angle of= 180÷3

=60=One angle

60×3=180

example

a triangle's angles are 65,40,60

ans.

sum=65+40+60=165degree

165<180

so its not an equilateral triangle....

HOPE THIS WILL HELP