Answer:
61.5 ft²
Explanation:
To find the area of the floor that is not covered by the rug, you need to find the total area of the room and subtract the area of the rug. The formula for the area of a rectangle is:
A = length x width
(10 x 12) - (6.5 x 9) = 120 - 58.5 = 61.5 ft²