Respuesta :

wegnerkolmp2741o

Answer:

l = 12

Step-by-step explanation:

Let l=length

The side  of a square   s=3

l = 4s = 4*3 = 12

Hi1315

Answer:

[tex]12[/tex]

Step-by-step explanation:

[tex]length = 4 \times side \\ = 4 \times 3 \\ = 12[/tex]

hope this helps

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