TASK DEFINITION: In this task, you need to answer the given multiple-choice question on geometry. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
PROBLEM: Problem: the parameter of a square is equal to the perimeter of a rectangle of length 40 cm and breadth 20 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 ) 47.14 , b ) 45.15 , c ) 43.23 , d ) 41.44 , e ) 41.51

SOLUTION: a

PROBLEM: Problem: in the coordinate plane , a circle centered on point ( - 3 , - 4 ) passes through point ( - 1 , 1 ) . what is the area of the circle ? 
Options: ['a ) 9 π', 'b ) 18 π', 'c ) 29 π', 'd ) 37 π', 'e ) 41 π']

SOLUTION: c

PROBLEM: Problem: a trainer is standing in one corner of a square ground of side 25 m . his voice can be heard upto 140 m . find the area of the ground in which his voice can be heard ? 
Options: ['a ) 12300', 'b ) 14500', 'c ) 15400', 'd ) 16700', 'e ) 18200']

SOLUTION:
c