20 x 40 = 800 square feet !
40 square feet.
35x40 feet is equal to 1400 square feet.
40 square feet. Multiply the two dimensions - the result is the number of square feet.
If it is 8 feet by 5 feet then there are 8*5 = 40 square feet
40 ft by 20 ft = (40 x 20) = 800 square feet
20 feet times 40 feet = 800 square feet
800
The answer depends on the units of measurement used for the numbers in the question: feet, metres, centimetres, miles, etc.
800 square feet.
800 square feet. Just multiply length by width - the answer is the square footage.
800 square feet.
40*40 = 1600 square feet
20 x 40 = 800 square feet !
40 square feet = 4.4 square yards.
40 square yards = 360 square feet.
Area of circle: pi*20 squared = 1256.637 square feet to 3 decimal places