Answer:
236
Step-by-step explanation:
19x15 = 285sq. inc.
7x7 = 49 sq. inc.
285-49 = 236sq. inch
big area
19 x 15= 285 in^2
small area
7 x7 = 49 in^2
subtract
285-49 =236 in^2
answer is 236
