Respuesta :

dalendrk
[tex]2r=6ft\to r=3ft\\\\A_O=\pi r^2\\\\A_O=\pi\cdot3^2=9\pi\ (ft^2)\approx9\cdot3.14\approx28.27\\\\Answer:\boxed{28.27\ ft^2}[/tex]
Are of circle = πr²

R = d/2 =6/2 =3 ft

 22/7 * 3*3 = 28.27 ft²