Sagot :
Answer:
Sum of interior angles = (n - 2) x 180°
1080° = (n - 2) x 180°
1080° = 180°n - 360°
180°n = 1080° + 360°
180°n = 1440°
n = 8
A polygon with 8 sides is an octagon.
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Answer:
octagon
Step-by-step explanation:
The polygon with an interior angle sum of 1080° is an octagon, or a polygon with 8 sides