Question

What is a polygon called if the sum of its interior angles measures 1440

Answer 1

1440 ?!!

Answer 2

The sum of a polygon's interior angles (S) = 180 (n-2)

Answer 3

n=# sides of the polygon

Answer 4

So, just plug in your given numbers

Answer 5

Which is just S = 1440

Answer 6

Rule 2: Solve the resulting algebraic equation

Answer 7

Here, our unknown is n

Answer 8

Last Rule: see Attachment