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: what is the area of a square field whose diagonal of length 16 m ? 
Options: a ) 128 , b ) 289 , c ) 200 , d ) 112 , e ) 178
[EX A]: a

[EX Q]: Problem: the perimeter of one square is 48 cm and that of another is 20 cm . find the perimeter and the diagonal of a square which is equal in area to these two combined ? 
Options: ['a ) 5 cm', 'b ) 13 √ 2 cm', 'c ) 12 cm', 'd ) 6 cm', 'e ) 8 cm']
[EX A]: b

[EX Q]: Problem: find the curved surface area , if the radius of a cone is 35 m and slant height is 30 m ? 
Options: a ) 1100 , b ) 2200 , c ) 3300 , d ) 4400 , e ) 5500
[EX A]:
c