Respuesta :

By definition, the circumference of a circle is given by:
 C = 2πR
 Where,
 R: radius of the circle.
 Substituting values we have:
 144π = 2πR
 By clearing R we have:
 R = 144/2
 R = 72 units
 Answer:
 
The radius of the circle is:
 
R = 72 units