Respuesta :
The actual floor area of the room in square feet is 157.5 square feet a room is represented on the floor plan by a rectangle that has sides of length 3.5 inches and 5 inches.
What is a rectangle?
It is defined as the two-dimensional geometry in which the angle between the adjacent sides is 90 degrees. It is a type of quadrilateral.
It is defined as the area occupied by the rectangle in two-dimensional planner geometry.
The area of a rectangle can be calculated using the following formula:
Rectangle area = length x width
It is given that:
On an architect's drawing of the floor plan for a house, 1 inch represents 3 feet.
If a room is represented on the floor plan by a rectangle that has sides of length 3.5 inches and 5 inches
As we know,
Rectangle area = length x width
length = 3.5 inches
Width = 5 inches
Rectangle area = 3.5x 5
Rectangle area = 17.5 square inches
1 inch = 3 feet
1 square inch = 9 square feet
Rectangle area = 17.5×9 square feet
Rectangle area = 157.5 square feet
Thus, the actual floor area of the room in square feet is 157.5 square feet a room is represented on the floor plan by a rectangle that has sides of length 3.5 inches and 5 inches.
Learn more about the rectangle here:
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