briannaballesteros54 briannaballesteros54 11-02-2021 Mathematics contestada The area of a circle is represented by the equation A = ar2 , where r is the radius. The area is 64 r m². What is the length of the diameter, in meters? A. 8 m B. 12 m C. 16 m D. 32 m PLEASE I NEED HELP