darielcastro34 darielcastro34
  • 11-05-2020
  • Mathematics
contestada

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.

Respuesta :

dorsahamidii dorsahamidii
  • 11-05-2020

Answer:

8 sides

Step-by-step explanation:

Answer Link
Chelboy
Chelboy Chelboy
  • 11-05-2020

Answer:A polygon with 8 sides called octagon

Step-by-step explanation:

sum of interior angles in a polygon=180(n-2)

n=number of sides

1080=180(n-2)

Divide both sides by 180

1080/180=180(n-2)/180

6=n-2

Collect like terms

n=6+2

n=8

number of sides=8

Answer Link

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