Answer :
The formula for calculating this is
(n - 2) x 180
So n = number of sides
(6 - 2) x 180
4 x 180 = 720
So the total is 720°
(n - 2) x 180
So n = number of sides
(6 - 2) x 180
4 x 180 = 720
So the total is 720°