Question 170383
area=pi*r^2
17=3.14*r^2
r^2=17/3.14
r^2=5.41 
r=sqrt5.41
r=2.326 m. for the radius.
Circumferance=2*pi*r
C=2*3.14*2.326
C=14.607 m. is the circumferance.