brainliest if it is right

Answer:
Area=7.071428571
Step-by-step explanation:
Before finding its area lets find its radius.
Given,
Diameter=3
Now,
Radius,r=D/2
r =3/2
r=1.5
Again,
Area of circle,A= pi*r*r
A =22/7*1.5*1.5
A=22/7*2.25
A=49.5/7
A=7.071428571 ans.