Question

what is the sum of all interior angles of a polygon of 7 sides​

Answer 1

The formula for calculating the sum of the interior angles of a regular polygon is: (n - 2) × 180°. Where n is number of sides.

sum of angles = (n - 2)

×

180

sum of angles = (7 - 2)

×

180

sum of angles = 5

×

180

sum of angles = 900 degrees

Answer 2

Answer:

The sum of all interior of a polygon is 180°