A park is in the form of rectangle 120 m x 100 m. At the center of the park there is a circular lawn, The area of park excluding lawn is8700 m2 . find the radius of the circular lawn. (Use π =22/7)

A park is in the form of rectangle 120 m x 100 m. At the center of the park there is a circular lawn, The area of park excluding lawn is8700 $m^{2}$ . find the radius of the circular lawn. (Use $π$ =22/7)

Match the items on the right to the items on the left.