Instructions: 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: Problem: if the sides of a triangle are 196 cm , 81 cm and 277 cm , what is its area ? 
Options: a ) 5000 , b ) 5656 , c ) 7878 , d ) 7900 , e ) 7938
Output:
e