Relax

Respuesta :

Answer:

The radius:

[tex]r = 1.95491[/tex]

Rounding, it would be:

[tex]r = 1.95[/tex]

Step-by-step explanation:

[tex]\pi = 3.14 \\ c = \pi\: {r}^{2} \\ \\ 12 = (3.14) {r}^{2} \\ {r}^{2} =3.821656051 \\ r = 1.95491[/tex]