Respuesta:
12 lados
Explicación paso a paso:
54 = n (n-3) / 2
108 = n (n-3)
108 = n² - 3n
n² - 3n - 108 = 0
n + 9
n -12
(n+9) (n-12) = 0
n + 9 = 0 n - 12 =0
n= -9 n=12
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Verified answer
Respuesta:
12 lados
Explicación paso a paso:
54 = n (n-3) / 2
108 = n (n-3)
108 = n² - 3n
n² - 3n - 108 = 0
n + 9
n -12
(n+9) (n-12) = 0
n + 9 = 0 n - 12 =0
n= -9 n=12