Answer:
The displacement of Jamil's sheep 
Explanation:
Displacement is the shortest journey.
It is also the shortest distance from initial position to final position of an object.
Lets say that the distances covered by the sheep in east
.
The distance covered in south is 
The distance covered in west is 
But if we look upon the diagram it goes in a rectangular shape where
we can say that
is the shortest distance to reach point
which is the final destination of the sheep,and
.
So displacement
The displacement of the sheep 