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

Input: Consider Input: Problem: what is the area of an equilateral triangle whose one side length is 50 ? 
Options: a ) 225 √ 3 , b ) 325 √ 3 , c ) 425 √ 3 , d ) 525 √ 3 , e ) 625 √ 3

Output: e


Input: Consider Input: Problem: in a company of 160 employees , 90 are females . a total of 80 employees have advanced degrees and the rest have a college degree only . if 40 employees are males with college degree only , how many employees are females with advanced degrees ? 
Options: a ) 40 , b ) 45 , c ) 50 , d ) 55 , e ) 60

Output: c


Input: Consider Input: Problem: the area of a square is equal to 2 times the area of a rectangle of dimensions 8 cm * 64 cm . what is the perimeter of the square ? 
Options: a ) 482 , b ) 268 , c ) 800 , d ) 128 , e ) 632


Output: d