In this task, you need to answer the given multiple-choice question on geometry. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

[EX Q]: Problem: the area of a circular field is 17.56 hectares . find the cost of fencing it at the rate of rs . 3 per metre approximately 
Options: ['a ) 4457', 'b ) 4567', 'c ) 4235', 'd ) 4547', 'e ) 4675']
[EX A]: a

[EX Q]: Problem: a rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered . if the area of the field is 560 sq . feet , how many feet of fencing will be required ? 
Options: a ) 34 , b ) 40 , c ) 68 , d ) 76 , e ) 92
[EX A]: d

[EX Q]: Problem: the perimeter of a square is equal to the perimeter of a rectangle of length 19 cm and breadth 14 cm . find the circumference of a semicircle whose diameter is equal to the side of the square . ( round off your answer to two decimal places ) 
Options: a ) 22.78 , b ) 23.54 , c ) 23.5 , d ) 24.55 , e ) 25.93
[EX A]:
e