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Mathematics

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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 :

KATNISSJ25261IN KATNISSJ25261IN

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

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