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How do you get the square footage of a hallway when the hallway is 3 feet wide and 18 feet 7 12 inch long?
Wiki User
∙ 15y ago
7 1/2 inches = .625 feet
so...
3X18.625=55.875square feet
you will need extras for waste and doorways... It can add up fast...
Wiki User
∙ 15y ago
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What is square footage of 36 inch sphere?
Square footage (surface area) of a 36 inch diameter sphere = 4pir2 pi = 3.1416 r = 1/2 X diameter You asked for square footage; so first convert 36 inches to feet 36 inches / 12 inches/foot = 3 feet r = 1/2 X 3 feet = 1.5 feet surface area = 4 X 3.1416 X (1.5 feet)2 = 28 square feet
What is the square footage of a 8 foot 6 inch circle?
I believe 8 feet 6 inch radius and 8 feet 6 inch is 8.5 feet Area of circle is pi x radius x radius = pi x 8.5 x 8.5 = 226.98 square feet
What is the square footage of 7x4'7?
To calculate the square footage, we need everything in feet or in inches. Since we are going to end in square feet, it is easiest to convert everything to feet first. 7 inches is equal to 7/12 feet, since there are 12 inches in a foot. 4 feet and 7 inches is equal to 4 and 7/12 feet, or 55/12 feet if you make it into an improper fraction. Then you simply multiply 7/12 and 55/12 together to get the square footage, which would be 385/12 feet, or 32 feet and 1 inch.
What is the square footage of a 20 INCH diameter circle?
Diameter = 20 inch => radius = 10 inches = 10/12 feet. So area = pi*(10/12)^2 = 2.1817 sq feet approx.
How many square feet in a 20 inch by 20 inch square?
2.78 square feet.
What is square footage of 36 inch sphere?
Square footage (surface area) of a 36 inch diameter sphere = 4pir2 pi = 3.1416 r = 1/2 X diameter You asked for square footage; so first convert 36 inches to feet 36 inches / 12 inches/foot = 3 feet r = 1/2 X 3 feet = 1.5 feet surface area = 4 X 3.1416 X (1.5 feet)2 = 28 square feet
What is the square footage of a 8 foot 6 inch circle?
I believe 8 feet 6 inch radius and 8 feet 6 inch is 8.5 feet Area of circle is pi x radius x radius = pi x 8.5 x 8.5 = 226.98 square feet
What is the square footage of 7x4'7?
To calculate the square footage, we need everything in feet or in inches. Since we are going to end in square feet, it is easiest to convert everything to feet first. 7 inches is equal to 7/12 feet, since there are 12 inches in a foot. 4 feet and 7 inches is equal to 4 and 7/12 feet, or 55/12 feet if you make it into an improper fraction. Then you simply multiply 7/12 and 55/12 together to get the square footage, which would be 385/12 feet, or 32 feet and 1 inch.
How do you get the square footage of a room when the room is 6 feet 7 inches wide and 8 feet 2 inch long?
Convert both measures into feet.Multiply these together.
What is the square footage of a 20 INCH diameter circle?
Diameter = 20 inch => radius = 10 inches = 10/12 feet. So area = pi*(10/12)^2 = 2.1817 sq feet approx.
How many square feet in a 20 inch by 20 inch square?
2.78 square feet.
How do you convert 2 inch x 6 foot into square footage?
2" = .1667 feet, therefor 2"x 6' = .1667'x 6' = 1 square foot
How many square feet is 20 inch by 20 inch?
2.77 square feet.
How many square feet in 18 inch x 18 inch?
2.25 square feet.
How many square feet in 14x14?
The answer will depend on the dimensions of 14 x 14. It should be obvious to you that the square footage of a 14 inch * 14 inch area will be somewhat different from that of a 14 mile x 14 mile area!
How do you find the sq ft of a floor?
Measure the length of the room in feet (12 inch increments) and then the width of the room in feet (12 inch increments). Next multiply the length by the width and you will have the square footage. If your room is an odd shape then break it down into quadrilateral shapes (squares and rectangles) measure length and width of each, multiply, and add the totals together for total square footage of a room.
How many square feet are in 10-inch circle?
Square footage is called "area". To find the area of a circle: A = pi x r2 So for a circle with a 10-inch diameter (which means a 5-inch radius): A = 3.141593 x (52) So the area = 78.54 inches
