In this task, you need to answer the given multiple-choice question on geometry. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
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Question: Problem: if a number is subtracted from its square we get 272 . find the number ? 
Options: ['a ) 7', 'b ) 21', 'c ) 19', 'd ) 15', 'e ) 17']

Answer: e


Question: Problem: the area of a circular field is 17.56 hectares . find the cost of fencing it at the rate of rs . 5 per metre approximately 
Options: a ) 4457 , b ) 4567 , c ) 4235 , d ) 4547 , e ) 7429

Answer: e


Question: Problem: the ratio of the area of a square to that of the square drawn on its diagonal is 
Options: a ) 1 : 2 , b ) 1 : 0 , c ) 1 : 7 , d ) 1 : 5 , e ) 1 : 6

Answer:
a