Answer:
Area of the scale model room is \(14 ft^2\\\)
Step-by-step explanation:
The width of scale model \(= 3.5\\\)
The conversion factor for scale model
\(\frac{10.5}{3.5} \\= 3\\\)
Length of the scale model room \(= \frac{12}{3} \\= 4\\\)
Area of the scale model room
\(= 4 * 3.5 \\= 14 ft^2\\\)
