The answer depends on the units used for 7 and 9. It should be obvious to you that the square footage of a 7 ft x 9 ft area will be somewhat different form that of city covering 7 miles x 9 miles!
12.36 square feet
Multiply the two dimensions to get the area. The calculation will give you 1,250 square feet.
20 square feet
5 feet by 10 feet is 50 square feet.
how many gag is there in 396.5 square feet
7.93 because the square root of (7x9)=7.93...
how many square feet in 25 feet by 6 feet
10279 square feet.
2178 square feet.2178 square feet.2178 square feet.2178 square feet.
How many square feet are in the world?
About 430.5 square feet. (430.556417 square feet)
96 square feet
3.472 square feet.
About 1,400 square feet. (1,399.30835 square feet).
12.36 square feet
7500 square feet
10800 square feet