3.0184 square cm.

1. 2×(pi)(r) = 6.16 cm= circumfence.
2. r (radius) =( (6.16)/2)×(7/22)
3.  = 3.08 x (7/11)

          = (1.54×7)_11 = 0.14 ×7 =0.98 cm

        Area = (pi)× (r)^2 = (22/7)× (0.98)^2

                  = 22×.14×.98 =3.0184