Reid Rodriquez
05/10/2024 · Middle School
A. rectangular room is 2.4 m high. 3 m wide. The windows and doors take up an area of \( 9 \mathrm{~m}^{2} \). a) Calculate the total wall area of the room. (Don't include the celing in your calculations.) b) One roll of wallpaper covers \( 6 \mathrm{~m}^{2} \). Calculate how many rolls of wallpaper you need to cover the walls of the room.
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a) The total wall area is \( (5.4 + 4.8L) \, \text{m}^2 \).
b) The number of rolls of wallpaper needed is \( \lceil \frac{(5.4 + 4.8L)}{6} \rceil \).
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