Respuesta :
Answer:
The radius is 8 ft
Step-by-step explanation:
The area of a circle is given by
A = pi r^2
64 pi = pi r^2
Divide each side by pi
64 pi /pi= pi/pi r^2
64 = r^2
Take the square root of each side
sqrt(64) = sqrt(r^2)
8 = r
Answer:
The radius is 8 ft
Step-by-step explanation:
The area of a circle is given by
A = pi r^2
64 pi = pi r^2
Divide each side by pi
64 pi /pi= pi/pi r^2
64 = r^2
Take the square root of each side
sqrt(64) = sqrt(r^2)
8 = r