Respuesta :

I hope this is right.. If not I am sorry....
The circle ones'....... R is 6 /2 =3
3.14 times 3 to the second power...
You get 3.14 X 3 to the second = 28.26
Then 3.14 X 3 second = 28.26.....  
28.26=28.26... I hope this helped.