Room wallpaper calculation

Sophie decided to wallpaper one side of her room. How much wallpaper does she need if the wall measures 3 m by 2.4 m?

Final Answer:

n =  116

Step-by-step explanation:

a=3 m b=2.4 m  A4 x=0.21 m y=0.297 m  S1=a b=3 2.4=536=751=7.2 m2 S2=x y=0.21 0.2970.0624 m2  n0=S1/S2=7.2/0.0624115.4401  n=n0=115.4401=116



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arithmeticplanimetryUnits of physical quantitiesGrade of the word problem

 
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