Answer:
72 i believe
Explanation:
The area of the very top and very bottom small squares are both 6
6 + 6 = 12
the area of the big square in the middle is 18
12 + 18 = 30
the area of the two rectanges are both 12
12 + 12 = 24
30 + 24 = 54
the area of the last square is 18
54 + 18 is is 72