Answer:
Explanation:
Alright, lets get started.
There are two top parts of the figure.
The first part area is :

The second part area is :

The area of bottom of the figure is :

Left side surface area is :

Right side surface area will be in two parts :

The area of front and back will be same, so =

Similarly, the area of back will be : 76
Adding each area =

So, total surface area will be = 392 square feet : Answer
Hope it will help :)