The cost of tiling the wall is $70.86
Data;
The formula of area of rectangle is given as
[tex]A = l*w[/tex]
Let's substitute the values and solve
[tex]A = L * W\\A = 10.5 * 3 = 31.5ft^2[/tex]
The area of the rectangular wall is 31.5ft^2.
The cost of tiling the wall will be the cost of one square foot by the area of the wall.
[tex]31.5 * 2.25 = \$70.86[/tex]
The cost of tiling the wall is $70.86
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