Task: Question Answering
Input (English): Problem: nd the area of trapezium whose parallel sides are 20 cm and 18 cm long , and the distance between them is 13 cm ? 
Options: a ) 216 cm 2 , b ) 238 cm 2 , c ) 240 cm 2 , d ) 247 cm 2 , e ) 250 cm 2
Output (English): d