Square feet to cubic yard calculator

Apr 17, 2023 ... One square yard is 3 feet by 3 feet, or 9 square feet. This is where the 9 comes from. So. 93 sq yd x 9 = 837 sqft. 5” is 5/12 of a foot or ...

Multiply the result by pi (use the button on the calculator) or 3.14159 (36 x 3.14159 = 113.1). The result is the area of the circle in square feet – 113.1 square feet. 4th. Divide this number by 27 (# of cubic feet in a cubic yard) to find how many yards will be needed to cover your area to a depth of 1 foot. 5th. Example 1: Suppose the area of the road is 500 square feet and the thickness of the base is 4 inches. The Road Base Calculator will give you the volume in cubic feet and yards, along with the required tons of road base. Example 2: If the area is 1000 square feet and the thickness is 6 inches, the calculator will again give you the …When all is said and done, United Airlines will have over 100,000 square feet of club space, spanning across five lounges, in its Denver hub. United Airlines' Denver hub is getting...For example, if you input an area of 200 square yards and a depth of 3 yards into the calculator and click "Convert," it will show that this area is equivalent to 600 cubic yards. This simplifies the process of calculating material volumes for applications where measurements are typically provided in square yards and depth.A room with dimensions of 10 feet x 10 feet x 8 feet has a volume of 800 cubic feet (10 x 10 x 8). How do you calculate square feet? To calculate square feet, multiply the length of an area by its width. For example, a room that is 10 feet long and 12 feet wide would have an area of 120 square feet (10 x 12 = 120).Enter the dimensions of the area you want to cover in feet, and then enter the depth that you would like to cover that area in inches. Then click the calculate button to calculate the number of cubic yards you will need. For bark or mulch, a nice thick depth would be 3 to 4 inches. If you want to cover an area with gravel, 1 to 2 inches should ...

The cubic feet to cubic yards converter is a simple and efficient tool used to convert volume from cu ft to cu yd. It works by taking the input value in cubic feet and applying the conversion factor of 0.037037037 cubic yards per cubic foot. The converter calculates the equivalent volume in cubic yards and displays the result instantly.The height is the height or depth of the square feet area in inches. So for example, if the height of your 1300 square feet area is 1 inch, then this is how you would calculate 1300 square feet to cubic yards using our formula: (ft² × (height ÷ 12)) ÷ 27 = yds³ (1300 × (1 ÷ 12)) ÷ 27 ≈ 4.012 1300 square feet ≈ 4.012 cubic yardsOne cubic yard is equivalent to 27 cubic feet. This conversion is based on the fact that one yard is equal to 3 feet, with the three-dimensional cubic yard volume therefore being equal to 3 x 3 x 3 = 27. You might find yourself embarking on a project in your house garden involving concrete, gravel, rock, mulch or other materials and wondering ...Enter the dimensions of the area you want to cover in feet, and then enter the depth that you would like to cover that area in inches. Then click the calculate button to calculate the number of cubic yards you will need. For bark or mulch, a nice thick depth would be 3 to 4 inches. If you want to cover an area with gravel, 1 to 2 inches should ...To calculate mulch in yards, it is essential to note that one cubic yard of material will cover an area of 324 square feet at a depth of an inch. To ...Suppose you have a project area that is 20 feet long, 10 feet wide, and you want to spread CA6 gravel with a depth of 4 inches. Enter these values into the calculator, click "Calculate," and it will estimate that you need approximately 2.47 cubic yards of CA6 gravel for your project.ULTIMATE. Package. BEST VALUE -- Includes ALL FOUR of our upgrade packages together at a HUGE discount! (This won’t be around forever!) $49.99 /mo. add package. All calculators for use on a single domain. Please contact us for additional pricing.Convert to square meters, square inches, and square feet. Learn how to convert among area units. ... Calculator Use. Convert units of area by entering the value to convert and the from and to units. How to Convert Units of Area. ... square yard. yd 2. square meter. 0.83612736. square mile. mi 2. square meter. 2589988. 110336. acre. ac.

Since 1 yd = 3 ft, we can calculate how many cubic feet are in a cubic yard: A cubic yard is: 1 yd³ = 1 yd × 1 yd × 1 yd. Convert yards to feet: 1 yd³ = 3 ft × 3 ft × 3 ft. Multiply all quantities: 1 yd³ = 27 ft³Area Calculator. We sell all of our online materials by the cubic yard. A cubic yard is equal to 27 cubic feet. You can use the online calculator to determine how many cubic yards of material are required. As a general guide, 1 cubic yard of aggregate, sand, or dirt is equivalent to 1.5 tons.Jul 30, 2023 · A room with dimensions of 10 feet x 10 feet x 8 feet has a volume of 800 cubic feet (10 x 10 x 8). How do you calculate square feet? To calculate square feet, multiply the length of an area by its width. For example, a room that is 10 feet long and 12 feet wide would have an area of 120 square feet (10 x 12 = 120). Using the calculator, it will estimate that the 5 cubic yards of soil at a depth of 1.5 feet will cover an area of approximately 90 square feet. This information is valuable for planning and purchasing the right amount of material for your project.Cubic yard calculator calculates cubic yards, feet, meters for landscape materials. Enter measurements in yards and feet and get volume conversions.

Pedicure prescott valley.

To find the square footage, multiply the width (in feet) by the length (in feet.) For example, if you need to find the square footage of a room that is 7 feet long and 10 feet wide, you would perform the following calculation: 7’ x 10’ = 70 square feet. You can use the result with the calculator to determine the volume of the area in question. Calculate the volume: Multiply the area by the depth. Using the formula mentioned earlier: volume = area x depth, we get 200 square feet × 0.1667 yards = 33.34 cubic feet. Convert to cubic yards: Divide the volume by 27 to obtain the value in cubic yards. In this case, 33.34 cubic feet ÷ 27 = 1.23 cubic yards.Definition: A cubic yard (symbol: yd 3) is an imperial and United States Customary unit of volume defined as the volume of a cube with measurements 1 yd × 1 yd × 1 yd. It is equal to 27 cubic feet, 0.7645549 cubic meters, and 764.5549 liters. History/origin: The cubic yard is based on the international yard, which was adopted in the 1950s and ... Conversion between cubic yard and square yard. Note: Fill in one box to get results in the other box by clicking "Calculate" button. Data should be separated in coma (,), space ( ), tab, or in separated lines. Need to know how many feet are in a yard or how many cubic feet are in a cubic yard? Our cubic yard calculator is a must for home improvement projects! Expert Advice On Improving Y...

Conversion between cubic yard and square yard. ... Note: Fill in one box to get results in the other box by clicking "Calculate" button. Data should be separated in coma (,), space ( ), tab, or in separated lines. ... • yd 3 ↔ cubic feet [ft3] • yd 3 ↔ cubic mile [mi3] • yd 3 ↔ ounces [fl oz (US)]To calculate mulch in yards, it is essential to note that one cubic yard of material will cover an area of 324 square feet at a depth of an inch. To ...Calculate Paver Screenings. Type in inches and feet of your project and calculate the estimated amount of Sand / Screenings in cubic yards, cubic feet and Tons, that your need for your project. The Density of Paver Screenings: 2,410 lb/yd³ or 1.21 t/yd³ or 0.8 yd³/t. Type in your numbers. A:So, we now simply need to multiply the area measurement we calculated in step 1 (720 square feet) by the third measurement (.5 ft), to calculate that our driveway pad will use 360 cubic feet of concrete (720 x .5 = 360 cubic feet). But as we mentioned before, concrete as ordered from a readi-mix company is sold by the cubic yard, not cubic feet.Divide volume in cubic feet by 27 to obtain volume in cubic yards. Using Square Feet to Cubic Yards Calculator: Enter surface area in square feet. Input depth/height (choose units from the drop-down menu). The calculator provides volume in cubic yards. FAQ: What is a cubic yard? A cubic yard is the volume of a cube with each side measuring …Divide volume in cubic feet by 27 to obtain volume in cubic yards. Using Square Feet to Cubic Yards Calculator: Enter surface area in square feet. Input depth/height (choose units from the drop-down menu). The calculator provides volume in cubic yards. FAQ: What is a cubic yard? A cubic yard is the volume of a cube with each side measuring one ...The conversion from cubic feet to cubic yards is elegantly simple, thanks to a consistent conversion factor. Each cubic yard is equivalent to 27 cubic feet. The formula captures this relationship: Cubic Yards = Cubic Feet / 27. For example, if you have a volume of 810 cubic feet, dividing it by 27 yields 30 cubic yards.ft2 = (yd3 / yd)*9. Square feet to cubic feet (ft2 to ft3, sq ft to cu ft) online converter. Converter from volume in cubic yard to area in square feet. Cubic yard divided by …

To convert square feet to cubic yards, simply multiply your square footage figure by the height/depth in feet. This gives you a result in cubic feet. Divide your result by 27 to get your cubic yards measurement. If you …

You are aerating and reseeding your lawn and want to give it a healthy layer of compost as well. The lawn is 110 feet by 80 feet in size. Area = 110 x 80 = 8,880 sq feet. Since you are just adding on top of an existing lawn, you will add 1/2 inch of compost to the lawn. Volume = 8,800 sq feet x 1/2 inch = 13.6 cubic yards or 367 cubic feetThe Concrete Calculator estimates the volume and weight of concrete necessary to cover a given area. Purchasing slightly more concrete than the estimated result can reduce the probability of having insufficient concrete. ... Slabs, Square Footings, or Walls. Length (l) Width (w) Thickness or Height (h) Quantity : Hole, Column, or Round Footings ...Mulch Calculator. TOTAL SQUARE FEET: 0. TOTAL CUBIC YARDS ... The second equals 180 square feet. So total for ... 1 Cubic Yard Covers. 0.5″. 648 Sq. Ft. 1″. 324 Sq ...Height (ft): Volume in: Cubic Feet: Cubic Meters: Cubic Yards: Cubic Inches: To determine cubic feet, measure your object’s width, length, and height and type each dimension into our calculator. If you prefer to do calculations yourself, determine the cubic feet of an area with the following formula: Cubic feet = length x width x height in feet.Calculate your area. Calculate your volume: Multiply area times the depth to get volume in cubic feet. Calculate your cubic yards: Divide cubic feet by 27 to convert to cubic yards and this is your answer. Where ft 2 = square foot, ft 3 = cubic foot, yd 3 = cubic yard.Area Conversion Calculator. 1 m 2 = 10.7639104 ft 2. 1 = 10.7639104 ft 2 / m 2. Using the conversion ratio to complete the unit conversion, basically multiplying the input by 1, the m2 units cancel out, and we are left with ft2 units. Mulch Calculator. The following calculator helps estimate the amount of mulch needed to cover an area such as a garden based on the necessary depth of the mulch layer. It also estimates the cost of the mulch. Mulch is a layer of material that is applied to the surface of the soil. There are many different types of mulch, both organic and ... Multiply your length, width, and depth in inches together to find your total cubic inches (length × width × depth). Divide this by 1,728 to find the volume in cubic feet . 3. If you’re measuring multiple sections, add the volumes for each together. 4. The result is the minimum volume of soil required for your project.The following calculator helps estimate the amount of gravel needed to cover an area based on the density and desired depth of the gravel. It also estimates the cost of purchasing a given amount of gravel. Gravel is a loose mixture of rock fragments formed as a result of erosion. Gravel, along with other types of rock fragments such as sand and ...Conversion between cubic yard and square feet. Note: Fill in one box to get results in the other box by clicking "Calculate" button. Data should be separated in coma (,), space ( ), tab, or in separated lines.

Mcdowell county jail inmate list.

Schuylkill county obits.

One cubic yard is equivalent to 27 cubic feet. This conversion is based on the fact that one yard is equal to 3 feet, with the three-dimensional cubic yard volume therefore being equal to 3 x 3 x 3 = 27. You might find yourself embarking on a project in your house garden involving concrete, gravel, rock, mulch or other materials and wondering ... Next, let's look at an example showing the work and calculations that are involved in converting from cubic feet to cubic yards (ft 3 to yd 3). Cubic Feet to Cubic Yard Conversion Example Task: Convert 1,000 cubic feet to cubic yards (show work) Formula: ft 3 ÷ 27 = yd 3 Calculations: 1,000 ft 3 ÷ 27 = 37.03703704 yd 3 Result: 1,000 ft 3 is ... Oct 25, 2023 · The calculator will provide the volume in cubic yards (CY) required to cover the specified area at the specified depth. Example Calculation: Suppose you want to cover an area of 500 square feet with a layer of mulch to a depth of 3 inches. About 2.47 cubic yards without considering the waste factor, and 2.72 cubic yards with a waste factor of 10%. That's 3.7 and 4.1 US tons, respectively. To calculate crushed stone in yards: Multiply together the length, width, and depth measured in feet. Divide by 27 to convert cubic feet into cubic yards.A shiny, hulking testament to the juggernaut of H&M's expanding global empire. Manhattan shoppers, it seems, just can’t get enough cheap clothes. On May 20, the Swedish fast-fashio...Square Pyramid Volume Calculator. Base Edge (a) ... Bob has a cubic suitcase with edge lengths of 2 feet, and calculates the volume of soil that he can carry home with him as follows: ... cubic yard: 0.764555: 764,555: cubic meter: 1: 1,000,000: cubic kilometer: 1,000,000,000: 10 15: Search:Cubic yards = [sq feet × height in ft] ÷ 27. How to calculate cubic yards. Calculate the square feet of the area: Width × length. Calculate the volume: Multiply your area figure by the depth/height. This gives you a volume figure in cubic feet. Convert to cubic yards: Divide your cubic feet figure by 27. You now have your answer.If you need the volume in cubic feet or cubic yards, you can use our volume converter for the conversion. Nevertheless, when using our river rock calculator, you can easily change its units by just clicking or tapping on its units and selecting the unit you want. ... Filling a square lot that measures 1 yard on both sides with river rock costs ...How many square feet are there in 1 square yard? There are 9 square feet in 1 square yard.To convert from square yards to square feet, multiply your figure by 9 (or divide by 0.11111111111111) .Use this calculator to convert between square feet (sq ft) and cubic yards (cu yd). A separate cubic yards calculator is available for those with individual width, …A cubic yard calculator from square feet is a tool used to convert an area measured in square feet to an equivalent volume measured in cubic yards. This conversion is useful when working with measurements for volume.More information from the unit converter. How many sq ft in 1 yard? The answer is 9. We assume you are converting between square foot and yard.You can view more details on each measurement unit: sq ft or yard The SI derived unit for area is the square meter. 1 square meter is equal to 10.76391041671 sq ft, or 1.1959900463011 yard. Note that … ….

Calculate Limerock. Type in inches and feet of your project and calculate the estimated amount of Base Material in cubic yards, cubic feet and Tons, that your need for your project. The Density of Limerock: 2,410 lb/yd³ or 1.21 …Conversion between cubic feet and square yard. Note: Fill in one box to get results in the other box by clicking "Calculate" button. Data should be separated in coma (,), space ( ), tab, or in separated lines. Calculators » Feet to Cubic Yards Calculator. Feet to Cubic Yards Calculator. Tweet. Feet to Cubic Yards Calculator. Length (ft): Width (ft): Square Feet (ft^2 ... To convert area measurements to volume, use our online calculator to convert square feet to cubic yards. Utilize our tool to quickly convert dimensions.Calculate Rip Rap 6" - 12". Type in inches and feet of your project and calculate the estimated amount of Rip Rap / Boulders in cubic yards, cubic feet and Tons, that your need for your project. The Density of Rip Rap 6" - 12": 2,410 lb/yd³ or 1.21 t/yd³ or 0.8 yd³/t. Type in your numbers.Cubic Yard Calculator. Use this free online cubic yard calculator to calculate cubic yardage or volume in cubic yards. The calculator does the calculations on input of length, width, and height. It is a great tool for calculating concrete. It can also be used to learn how to calculate the cubic yards of any object in any shape and form.The height is the height or depth of the square feet area in inches. So for example, if the height of your 300 square feet area is 1 inch, then this is how you would calculate 300 square feet to cubic yards using our formula: (ft² × (height ÷ 12)) ÷ 27 = yds³ (300 × (1 ÷ 12)) ÷ 27 ≈ 0.926 300 square feet ≈ 0.926 cubic yardsThis final number is how many cubic yards of material you will need. Find Crushed Stone Delivery Pros Near You Find Pros. Real-World Calculation Example. First, calculate the area in square feet of your project. As an example, a 10-foot wide, 20-foot long driveway is a 200-square foot area. Then, multiply the area by the depth.There is no direct conversion between cubic feet and square feet. Cubic feet refers to the three-dimensional volume of an object. Square feet refers to the surface area. It is poss...The conversion ratio from cubic yards to cubic inches is 46,656, and from cubic inches to cubic yards, it is 146,65646,6561 . Estimating Volume from Square Feet to Cubic Yards: Pyramid-like Volume: Volume=13×area×depthVolume=31 ×area×depth Square feet to cubic yard calculator, You can convert cubic feet into cubic yards by dividing the volume (in cubic feet) by 27, which is the number you get when you multiply 3 feet by 3 feet by 3 feet. Example: 27 Cubic Feet ÷ 27 = 1 Cubic Yard. 64 Cubic Feet ÷ 27 = 2.37 Cubic Yards. To convert cubic inches into cubic yards, divide the volume (in cubic inches) by 46,656, which is ..., You can convert cubic feet into cubic yards by dividing the volume (in cubic feet) by 27, which is the number you get when you multiply 3 feet by 3 feet by 3 feet. Example: 27 Cubic Feet ÷ 27 = 1 Cubic Yard. 64 Cubic Feet ÷ 27 = 2.37 Cubic Yards. To convert cubic inches into cubic yards, divide the volume (in cubic inches) by 46,656, which is ... , How to calculate cubic yard. Example.1:- A box has a length of 9 feet, width of 6 feet and height of 3 feet, Then find cubic yards/volume of the box in yards. Answer => First change unit feet into the yard. Volume of box = lbh = 3 * 2 * 1 = 6yd³., Cubic yard calculator calculates cubic yards, feet, meters for landscape materials. Enter measurements in yards and feet and get volume conversions., The cubic yard calculator calculates cubic yardage based on input of the Length, Width, and Height of a given space in feet or inches ( or both feet and inches if you prefer). This calculator can be used as a concrete cubic yardage calculator for estimating the amount of concrete needed for a slab or patio or as a cubic footage calculator to ..., A cubic yard block of limestone weighs approximately 2.0 US tons or roughly around 4,000 pounds. On the other hand, a cubic yard box filled with crushed limestone rocks weighs around 1.3 to 1.9 US tons, depending on the average size of the rocks. Solid limestone weighs a lot heavier than crushed limestone rocks since, in crushed limestone …, 4.5 cubic feet of compost (4.5 20-quart bags) 1.5 cubic feet of soilless potting mix. 1.5 cups Gardener's Supply granular organic fertilizer. Before placing your raised garden beds in their permanent location, be sure to remove any grass or perennial weeds from the area. Use a garden fork or shovel to loosen the native soil to a depth of 6-10″., For example, if the volume you want to fill is two inches deep and four feet in diameter, the area is 50.265ft 2 or approximately 50 square feet hence the amount of mulch needed would be 50 x 2/12 = 50 x 0.166(6) = 2.094 cubic feet or approximately two cubic feet (0.078 cubic yards). Irregularly shaped space, 4.5 cubic feet of compost (4.5 20-quart bags) 1.5 cubic feet of soilless potting mix. 1.5 cups Gardener's Supply granular organic fertilizer. Before placing your raised garden beds in their permanent location, be sure to remove any grass or perennial weeds from the area. Use a garden fork or shovel to loosen the native soil to a depth of 6-10″., Our Cubic Yard Calculator is a powerful, user-friendly tool that converts measurements into cubic yards. Whether you are a professional needing precise …, Cubic Yard Calculator. Use this free online cubic yard calculator to calculate cubic yardage or volume in cubic yards. The calculator does the calculations on input of length, width, and height. It is a great tool for calculating concrete. It can also be used to learn how to calculate the cubic yards of any object in any shape and form., I've calculated several different areas using the "standard" methond [(area in sq.ft x 0.333')/27cu ft per cu yd] and the numbers come out very ..., The conversion ratio from cubic yards to cubic inches is 46,656, and from cubic inches to cubic yards, it is 146,65646,6561 . Estimating Volume from Square Feet to Cubic Yards: Pyramid-like Volume: Volume=13×area×depthVolume=31 ×area×depth , The feet to cubic yards calculator exactly as you see it above is 100% free for you to use. If you want to customize the colors, size, and more to better fit your site, then pricing starts at just $29.99 for a one time purchase. , It is true that the need to use a square feet to cubic yards calculator is not an everyday occurrence which is why purchasing a device for that purpose is a waste of money. On the other hand, this tool exists and is accessible through an Internet connection and the click of a mouse., Area Calculator. We sell all of our online materials by the cubic yard. A cubic yard is equal to 27 cubic feet. You can use the online calculator to determine how many cubic yards of material are required. As a general guide, 1 cubic yard of aggregate, sand, or dirt is equivalent to 1.5 tons. 0.00 cu yds ..., Multiply your length, width, and depth in inches together to find your total cubic inches (length × width × depth). Divide this by 1,728 to find the volume in cubic feet . 3. If you’re measuring multiple sections, add the volumes for each together. 4. The result is the minimum volume of soil required for your project., The Difference Between Linear Feet and Square Feet. Measurement Calculators. Inch – Unit of Measurement Definition, Apr 28, 2024 · This square yards calculator - an example. Imagine you want to put on some turf in your garden, but all you have is the width and length of the fence in feet. Yet, in the shop, they ask for the area given in square yards. Width - 120 ft. Length - 80 ft. yardage = 120 ft × 80 ft yardage = 120f t×80f t. yardage = 9600 ft^\text {2} yardage ... , Sep 11, 2023 · To find the yardage for a cylindrical object, you need to know the height and the radius of the cylinder: \text{Formula = } π\cdot r^{2}\cdot h = \text{cu yd = yd³} where: r – radius. h – height / depth. Note: Calculating the yardage of an object can be simplified with our easy-to-use calculator. , Apr 4, 2004 ... When you say "square of" do you mean square root of or squared? 40 feet X 80 feet X 7 feet = 22,400 cubic feet divided by 27 = 829 cubic yds. Of ..., Stainless steel appliances, city views, and interior space of about 2,000 square feet help a home sell faster, according to Realtor.com. By clicking "TRY IT", I agree to receive ne..., The height is the height or depth of the square feet area in inches. So for example, if the height of your 1300 square feet area is 1 inch, then this is how you would calculate 1300 square feet to cubic yards using our formula: (ft² × (height ÷ 12)) ÷ 27 = yds³ (1300 × (1 ÷ 12)) ÷ 27 ≈ 4.012 1300 square feet ≈ 4.012 cubic yards, The amount of concrete you need for a 10x10 slab depends on how thick it will be. So, for a 4-inch slab you’ll need 1.24 cubic yards (56 80lb bags), but a 6-inch slab requires 1.85 yards (84 80lb bags). If your slab is a different size or thickness, use our calculator to determine the amount of concrete., Definition: A cubic yard (symbol: yd 3) is an imperial and United States Customary unit of volume defined as the volume of a cube with measurements 1 yd × 1 yd × 1 yd. It is equal to 27 cubic feet, 0.7645549 cubic meters, and 764.5549 liters. History/origin: The cubic yard is based on the international yard, which was adopted in the 1950s and ..., Stainless steel appliances, city views, and interior space of about 2,000 square feet help a home sell faster, according to Realtor.com. By clicking "TRY IT", I agree to receive ne..., The height is the height or depth of the square feet area in inches. So for example, if the height of your 800 square feet area is 1 inch, then this is how you would calculate 800 square feet to cubic yards using our formula: (ft² × (height ÷ 12)) ÷ 27 = yds³ (800 × (1 ÷ 12)) ÷ 27 ≈ 2.469 800 square feet ≈ 2.469 cubic yards, By following the steps below, you can quickly and accurately convert square feet to cubic yards for your specific needs. Enter the square footage into the first field. …, Definition: A cubic yard (symbol: yd 3) is an imperial and United States Customary unit of volume defined as the volume of a cube with measurements 1 yd × 1 yd × 1 yd. It is equal to 27 cubic feet, 0.7645549 cubic meters, and 764.5549 liters. History/origin: The cubic yard is based on the international yard, which was adopted in the 1950s and ..., Phone: 847-223-7000 / Fax: 847-223-7067. Length in feet x Width in feet x Depth in feet (inches divided by 12). Take the total and divide by 27 (the amount of cubic feet in a yard). The final figure will be the estimated amount of cubic yards required., The conversion ratio from cubic yards to cubic inches is 46,656, and from cubic inches to cubic yards, it is 146,65646,6561 . Estimating Volume from Square Feet to Cubic Yards: Pyramid-like Volume: Volume=13×area×depthVolume=31 ×area×depth , Height (ft): Volume in: Cubic Feet: Cubic Meters: Cubic Yards: Cubic Inches: To determine cubic feet, measure your object’s width, length, and height and type each dimension into our calculator. If you prefer to do calculations yourself, determine the cubic feet of an area with the following formula: Cubic feet = length x width x height in feet., This is the formula for yards of concrete. (L x W) x H ÷ 27. For a square or rectangular slab: Measure the area in feet to get square footage. Multiply length by width, and then by thickness. Divide the number by 27 to get cubic yardage. Example: 20' x 20' slab that's 6" thick. (20 x 20) x .5 = 200.