Question

find the Sum of all angle of Pentagon​

Answer 1

the sum of the angles of a polygon

is (n-2)*180

where n is the number of sides

Hence

the sum of angles in a pentagon is

(5-2)*180

=3*180

= 540°

Answer 2

Answer:

(n-2)×180°

(5-2)×180°

3×180° = 540°