Question

Which polygon has an interior angle sum of 1080°?

A polygon has 8 sides.
A polygon has 10 sides.
A polygon has 9 sides.
A polygon has 7 sides.

Answer 1

It is the first option 8 sides.

Explanation:

we can set an equation up for this question: 1080=180(n-2)

divide:

1080/180=n-2

= 6=n-2

= n=8

isnt that very easy?

Answer 2

option B : polygon with 8 sides.