Question

16 ft.8 ftSurface Area =

Answer 1

`\begin{gathered} \text{Surface area =(8ft)(8ft)+4(}((8ft)(16ft))/(2)) \\ Surfacearea=64ft^2\text{+4(}(128ft^2)/(2)) \\ Surfacearea=64ft^2\text{+4(}64ft^2) \\ Surfacearea=64ft^2\text{+256}ft^2 \\ Surfacearea=320ft^2 \\ \text{The surface area is }320ft^2 \end{gathered}`