Problem: a square of 2 unit is given and four circles are made on its corners having equal radius of each . and another circle of equal radius is made on the center of the square . find out the area of square which is not covered by circles ? 
Options: ['a ) 0.76', 'b ) 0.86', 'c ) 0.96', 'd ) 1.16', 'e ) 1.26']
b