7.5 feet = 90 inches
75
54 inches in feet is 4.5, and 75 inches in feet is 6.25. This is 4.5x6.25 feet in simple terms, or 28.125 square feet.
75 feet 5.51 inches.
7.5 feet is 90 inches @12 inches per foot.
There are 12 inches in a foot. 75 feet X 12 inches = 900 inches
75 inches = 6.25 feet
75 feet is equal to 900 inches. 12 inches multiplied by 75 equals 900 inches