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A scale model of a rectangular building lot measures 7 feet by 5 feet. If the actual house will be built using a scale factor of 12, what is the area of the actual building lot?

Respuesta :

The answer is 5,040

This is because

7 x 12 = 84

5 x 12 = 60

84 x 60 = 5,040

Answer:

Actual area of the rectangular building = 5040 feet²

Step-by-step explanation:

Length of the rectangular building = 7 feet

Width of the rectangular building = 5 feet

Now, The building is made with a scale factor of 12

So, Actual length of the rectangular building = 84 feet

Actual width of the rectangular building = 60 feet

Now, Actual area of the rectangular building = Length × Width

⇒ Actual area of the rectangular building = 84 × 60

⇒ Actual area of the rectangular building = 5040 feet²