Respuesta :

ItsLeviosaaa
The equation for the area of a circle is: [tex] \pi r^2[/tex] . Insert 9 as your radius (r) into the equation and solve:
\pi 9^2 = 254.469
Goalinetsky
I hope I'm reading this right but the circle has a radius of 9?

a = π r²

81π  or 254.34