Question 1173912
<pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
*[illustration circle.jpg].
What is the radius of a circle with an area of 144 pi?
  πr^2 = Area
Question States:
  πr^2 = 144π *
   r^2 = {{{144cross(pi)/cross(pi))}}}    |the πs simply cancel out
    r = 12 units
Wish You the Best in your Studies.