Respuesta :
Answer:
S = 1260
Step-by-step explanation:
[tex]S=180(n-2) \\ n = 9[/tex]
Substitute 9 for n
[tex] S=180(9 - 2) \\ S = 180(7) \\ S = 180 \times 7 \\ S = 1260[/tex]
Answer:
Step-by-step explanation:
[tex]S=180(n-2) \\ n = 9[/tex]
Substitute 9 for n
[tex] S=180(9 - 2) \\ S = 180(7) \\ S = 180 \times 7 \\ S = 1260[/tex]