RPTA:13
FIGURA 1 2 3 4
CUADRADO 1 3 5 7
Formula para contar en tu caso:2n-1
n=figura 7
2(7)-1=13
Y listo 13
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Verified answer
RPTA:13
FIGURA 1 2 3 4
CUADRADO 1 3 5 7
Formula para contar en tu caso:2n-1
n=figura 7
2(7)-1=13
Y listo 13