Question

What is the total surface area of the figure shown?

Answer 1

we know that
[surface area of the figure]=2*[(12+30)*14]+2*[24*14]+2*[18*10]+2*[24*12]
[surface area of the figure]=1176+672+360+576-----> 2784 in²

the answer is
the surface area of the figure is 2784 in²