If the area of the door is 40 square ft, then the dimension of the door is 8 ft by 5 ft. Then the correct option is D.
What is Geometry?
It deals with the size of geometry, region, and density of the different forms both 2D and 3D.
The surface area of the house below is 364 ft.
The area of the door and the bottom of the house are not included in this number.
Then the dimensions of the door of the house will be
The area of the door will be
[tex]\rm Area = 2(9*8 + 9*10) + 10*8 - 364\\\\Area = 40 \ ft^2[/tex]
Then the 40 can be written as
Area = 8 ft × 5 ft
More about the geometry link is given below.
https://brainly.com/question/7558603
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