Please help me and show your work! 7th grade math

Answer:
128ft
Step-by-step explanation:
So you have 4 rectangles down the middle consisting of 4 (6ft x 4ft) and 2 squares on the side of 4ft x 4ft.
So you would do:
4(6 x 4) + 2(4 x 4) to get your answer.