Respuesta :

Given

l = 9 in

b = 5 in

h = 12 in

Find

Surface area of the prism

Explanation

surface area of the given prism =

[tex]\begin{gathered} 2(lb+bh+hl) \\ 2(45+60+108) \\ 2(213) \\ 426 \end{gathered}[/tex]

Final Answer

Therefore , the surface area of the prism = 426 in ssqaured