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 sides of a rectangle are in the ratio of 6 : 5 and its area is 1331 sq . m . find the perimeter of rectangle . 
Options: a ) 121 , b ) 123 , c ) 125 , d ) 122 , e ) 126

Output: a


Input: Consider Input: Problem: the area of an isosceles trapezoid with sides of length 5 and bases of length 9 and 15 is ? 
Options: a ) 44 , b ) 48 , c ) 46 , d ) 47 , e ) 50

Output: b


Input: Consider Input: Problem: the perimeter of a square is equal to the perimeter of a rectangle of length 20 cm and breadth 14 cm . find the circumference of a semicircle whose diameter is equal to the side of the square . ( round off your answer to two decimal places ) 
Options: a ) 23.57 , b ) 25.54 , c ) 26.5 , d ) 26.55 , e ) 26.71


Output: e