Respuesta :

i believe the answer is 10.362
hope this helps

area=π*r^2
r=radius
2r=d -> d/2=r


we are given d, the diameter
we need r
so
d/2=6.6/2=3.3=r

therefore
area=π*r^2
area=π*(3.3)^2
area=π*10.89
area=10.89π square units