That's 225 Sq. Ft. (15X15)
If you mean 75 feet x 15 feet then the square footage is 1,125 square feet.
15 feet x 15 feet = 225 square feet.
240 square feet. (16 x 15 = 240)
225 square feet (15 x 15 = 225).
20 x 15 = 300 square feet
420 square feet (28 x 15 = 420).
6' x 2.5' is 15 square feet.
15 x 15 = 225 square feet
if you want the square footage, 15 ft x 20 ft is 300 square feet
165 square feet
Easy to do. Just multiply the two dimensions: 15 x 20 = 300 square feet.
To find the square footage, multiply 3ft by 5ft. 3 x 5 - 15 sq ft