The total area of the first floor is required.
The area of the floor is [tex]121\ \text{ft}^2[/tex]
The length of the room is 11 feet
Width of the room is [tex]7+4\ \text{feet}[/tex]
Area is the product of length and width
[tex]A=11(7+4)[/tex]
Applying the distributive property
[tex]A=11\times 7+11\times 4\\\Rightarrow A=77+44\\\Rightarrow A=121\ \text{ft}^2[/tex]
The area of the floor is [tex]121\ \text{ft}^2[/tex]
Learn more:
https://brainly.com/question/9655204?referrer=searchResults
