Respuesta :
Answer:
7
Step-by-step explanation:
n: number of sides
900 = (n-2)180
900 = 180n - 360 Add 360 to both sides
1260 = 180n Simplify
n = 7
Answer:
7
Step-by-step explanation:
n: number of sides
900 = (n-2)180
900 = 180n - 360 Add 360 to both sides
1260 = 180n Simplify
n = 7