Respuesta :

wolf1728
Sum of Interior Angles = (Number of Sides -2) • 180 degrees

Number of Sides = (Sum of Interior Angles / 180) +2

Number of Sides = (900 / 180) +2

Number of Sides =  7

It's a heptagon


netlarue98

Answer:

7. It is a heptagon

Step-by-step explanation:

900 = (n - 2)180

900 = 180n - 360

900 + 360 = 180n - 360 + 360

1260 = 180n

n = 7