Question 950258
A circular field has an area 1256 meter square

 horse is tied at the centre of the field with the help of a rope 15 m long

Area Graze by horce = pir^2 
                     3.14*15*15

                     706.5  meter square

rea of the remaining field = 1256-706.5 
                           = 549.5 square meter