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: the diagonal of a rhombus are 25 m and 50 m . its area is : 
Options: a ) 900 , b ) 800 , c ) 700 , d ) 625 , e ) 650

Output: d


Input: Consider Input: Problem: the slant height of a cone is 14 cm and radius of the base is 12 cm , find the curved surface of the cone . 
Options: a ) 150 , b ) 170 , c ) 48 , d ) 528 , e ) 600

Output: d


Input: Consider Input: Problem: you buy a piece of land with an area of â ˆ š 100 , how long is one side of the land plot ? 
Options: a ) 28 , b ) 29 , c ) 10 , d ) 31 , e ) 32


Output: c