Answer:
31 square miles
Step-by-step explanation:
We basically have three shapes here.
The top rectangle:
A= l x w = 7 x 2 = 14
The middle rectangle:
A= l x w = 4 x 2 = 8
The triangle
A = 1/2 x b x h = (3 x 6)/2 = 18/2 = 9
Add the area of all three: 14 + 8 +9 = 31
