Question 917042
side of square is 8cm, that means diameter of the circle is 8cm

so r=d/2
   r=4

therefore area of circle= pie X r^2
                        = 3.14 X 16
                        = 50.56cm

Circumference= 2 X Pie X r
             = 2 X 3.14 X 4
             = 25.12 cm