30 * 36 = 1080 square inches = 1080/144 = 7.5 sq. feet.
30 inches by 5 feet = 12.5 square feet.
30 inches by 10 feet = 25 square feet.
3 x 30 = 90 square feet. 1 square foot = 144 square inches (12 x 12) So 90 square feet = 12,960 square inches
30 feet by 28 feet equals 840 square feet. 30 inches by 28 inches equals 840 square inches, or 5.833 square feet.
51 inches wide x 30 inches long = 10.625 square feet.
Approximately 23.3 square feet.
Area calculation: 30 inches by 30 inches = (30 x 30) square inches =900 square inches or, if you want square feet instead: 12 inches x 12 inches (1 square foot) = 144 square inches Take your 900 square inches and divide by 144 to get square feet. 900 / 144 = 6.25 square feet
Multiply the two numbers and you get 1,800 square inches. Each square foot has 144 square inches. So you get 12.5 square feet.
There are no feet or inches in square meters. 30 square meters = 322square feet 132.1square inches
2.5 Square feet is 30" x 30" or 360 Square Inches
Multiply width by length to get the area. The answer would be 1440 square inches which would be 10 square feet.
It is: 30*30 = 900 square inches
30 x 18 = 540 square inches. 540 square inches converts to 3.75 square feet.
100 square feet.
9'10" * 30' = 910/12 * 30 = 295 square feet
30" x 50" = about 1.042 square feet.
30 inches = 2.5 feet So: 2.5*2.5 = 6.25 square feet
30 inches = 2.5 feet and so 2.5*2.5 = 6.25 square feet
= (30/12) x (22/12) sq feet
If the size is 30 inches x 8 inches then the area = 30 x 8 = 240 square inches. If the size was in feet, multiply 240 by 144.
Just multiply the two numbers together. You have 900 square feet.
Multiply the two dimensions to get the area. The calculation will give you 900 square inches which is 6.25 square feet.
There are 360 inches in 30 feet....
2 feet 6 inches is equal to 30 inches.30 inches times 10 inches is equal to 300 square inches.
V = volume of a cylinder = Pi*Diameter*depth 144 square inches = 1 square foot volume of each hole: Pi*10*4 ~= 125.7 square inches / 144 square inches/square foot = 0.8727 square feet We have 30 such holes so total volume = 30*0.8727 = 26.18 square feet.