A regtangular room is 8 feet high, 10 feet wide, and 12 feet long. Emile buys wallpaper for the walls. Disregarding doors, windows, and pattern matching what is the minium area of wallpaper he could use to cover all the walls
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Area of front wall =9 x 24 = 216 sq. ft.
Area of back wall9 x 24 = 216 sq. ft.
Area of side wall =9 x 18 = 162 sq. ft.
Area of other side wall =9 x 18 = 162 sq. ft.
Total area of walls =216 + 216 + 162 + 162 = 756 sqft.
756 / 9 = 84 sq. yd.
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