Answer :
Draw the barn dorr
the area of a rectangle is
[tex]A=h\times w[/tex]where h is height and w the width
the replacing
[tex]\begin{gathered} A=80\times60 \\ A=4800 \end{gathered}[/tex]then area of outside dor is 4800 square inches

Draw the barn dorr
the area of a rectangle is
[tex]A=h\times w[/tex]where h is height and w the width
the replacing
[tex]\begin{gathered} A=80\times60 \\ A=4800 \end{gathered}[/tex]then area of outside dor is 4800 square inches