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: if the sum of a number and its square is 72 , what is the number ? 
Options: a ) 15 , b ) 26 , c ) 8 , d ) 91 , e ) none of these
c

Problem: how many odd numbers between 10 and 1400 are the squares of integers ? 
Options: a ) 14 , b ) 17 , c ) 20 , d ) 23 , e ) 26
b

Problem: a rectangular of certain dimensions is chopped off from one corner of a larger rectangle as shown . ab = 8 cm and bc = 4 cm . the perimeter of the figure abcpqra ( in cm ) is : 
Options: ['a ) 24', 'b ) 28', 'c ) 36', 'd ) 48', 'e ) none of these']

a