please help i have no idea 
                                             
                                          
                                          
                                        
											 
											Answer: radius = 2.07
Step-by-step explanation:
radius is circumference divided by 2pi
so for future reference
to find radius just divide the circumference by 6.28
if the circumference was 15 to find the radius you simply
divide 15 by 6.28 and you get 2.39