A) 253 in.2
B) 332 in.2
C) 277.5 in.2
D) 240 in.2
E) 315 in.2
Edit : area of parallelogram = base x height
= 21in x 15in
= 315in
Correct. I suggest you ask whoever is giving you these questions to provide the answer key. MHF is not a service for checking answers to things that you most likely know how to do.