Answer:
Step-by-step explanation:
The formula of a surface area of a rectangular prism:
[tex]S.A.=2(lw+lh+wh)[/tex]
l - length
w - width
h - height
We have l = 14in, w = 8in and deep h = 2in. Substitute:
[tex]S.A.=2\bigg((14)(8)+(14)(2)+(8)(2)\bigg)=2(112+28+16)=2(156)=312\ in^2[/tex]