The density of a substance is usually measured in weight units per volume (for example, per cubic foot), not per area. For a square foot... it would depend how thick the slab of granite is. That may vary between different manufacturers.
45 square meters = 484.375 square feet.
You can't convert that. You can convert feet to inches, or square feet to square inches.
75 square feet.
9ANS 2 - There are 10.78 square feet in one square metre
471 (square meters) = 5,069.80181 square feet.
Granite weighs an average of about 20 pounds per square foot, so a 5' by 8' (40 square feet) piece of granite would weigh approximately 800 pounds.
On average, an inch of granite weighs around 12-13 pounds per square foot. This weight can vary slightly depending on the specific density and composition of the granite.
It is 40,000 square feet.
280 square feet.
220 square feet
1,205.56 square feet.
10,763.9 square feet.
About 55 pounds.
50 square feet = ~4.65 m2
1 (square meter) = 10.7639104 square feet.
1,620 square feet.
1.07474093 × 1014 square feet