Question

Elan is painting the outside of a rectangular barn door. It is 80 inches high and 60 inches wide. What is the area of the outside door?

Answer 1

Draw the barn dorr

the area of a rectangle is

$A=h\times w$

where h is height and w the width

the replacing

$\begin{gathered} A=80\times60 \\ A=4800 \end{gathered}$

then area of outside dor is 4800 square inches