Square ft of circle calculator

Calculator · How to Calculate the Area

To determine the area of a circle from its diameter, divide the diameter by two, square it and multiply by π. The formula for calculating the area of a circle is: A = πr2, where r is the radius of the circle.Also, see how it works and compare our calculator to other plant calculators. Inputs. Area in Square Feet: Plant Spacing in Inches: Number of Trees in Bed: *Only enter one bed at a time, do not combine bed square footages and enter as one. Outputs. Number of Plants Required: Cubic Yards of Mulch @ 1" depth: ...Calculate the arc length according to the formula above: L = r × θ = 15 × π/4 = 11.78 cm. Calculate the area of a sector: A = r² × θ / 2 = 15² × π/4 / 2 = 88.36 cm². You can also use the arc length calculator to find the central angle or the circle's radius. Simply input any two values into the appropriate boxes and watch it ...

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The recommended depth of sand for laying pavers is typically 1 inch. As 1 inch is equal to 1`/12 of a foot, you need to divide the square area, in square feet, by 12 to figure out the cubic feet of sand needed. For example, a 96 square foot patio paver requires 8 cubic feet of sand because 96/12 = 8. Wrapping-it up:To calculate how much gravel you need to cover a rectangular area you need to multiply the volume by the gravel density. The volume formula for a rectangular (or square) box in cubic feet is height (ft) x width (ft) x length (ft), as seen in the figure below: For example, to fill a box with a width of 3ft and a length of 6ft, to a depth of 1ft ...How big is a 8 inch circle? Use this easy and mobile-friendly calculator to compute the area of a circle given its diameter. calculate me. Shape Area. Contact Us. Area of a 8 Inch Circle. What is the ... square inches: 0.34907: square feet: 0.038785: square yards: 324.29: square centimeters: 0.032429: square meters: results may be rounded.All you need here is the radius. The sq. ft. formula in case of a circle is: Square footage Circle= π*Radius*Radius. Where: π= 3.14159265359. Square: Square footage Square= Side*Side. Rhombus: In this case you need its base and height. If you enter these data the Square Foot Calculator can quickly do the job for you. Now you need to figure out the square footage of the block you are using. To do this, multiply the length and width of the block and divide by 144 - the number of square inches in a foot. The standard block size is 16″ wide x 8″ high and has a square footage of 0.89. block sq ft = 16 × 8 / 144 = 0.89 sq. ft.Area A of a regular pentagon can be calculated from the formula: area = a² × √ (25 + 10√5) / 4, where a is a side of a regular pentagon. Also, you can find the area having the circumscribed circle radius: area = 5R² × √ [ (5 + √5)/2] / 4, where R is the circumcircle radius. Perimeter P of a regular pentagon is equal to the side ...In this example, let's assume you want to calculate the volume of a cylinder. Type your data into the proper boxes. Our cylinder has a radius of 1 ft and a height of 3 ft. You can change the units by a simple click on the unit name. Here you go! The volume of a chosen shape is displayed. In our case, it's 9.42478 cu ft.6362 square feet (ft²) 916128 square inches (in²) Use the this circle area calculator below to find the area of a circle given its radius, or other parameters. To calculate the area, you just need to enter a positive numeric value in one of the 3 fields of the calculator. You can also see at the bottom of the calculator, the step-by-step ...Choose Round Column (or Round Slab) on the calculator. Enter Height 4 ft (or 48 in) Enter Diameter 10 in. Calculate and the answer is 0.08 cubic yards for one concrete tube. Multiply 0.08 x 50 = 4 total cubic yards of concrete for 50 tubes. Note that this calculation is the volume of your tubes only and does not account for any overflow or loss ...This stone calculator will calculate tonnage, cubic feet, and yards of stone/gravel/sand needed to cover your landscaping project area. If you are building a boulder wall, check out the boulder wall calculator. If you are planning on installing sod as well, use the sod calculator to estimate how much sod you'll need.To convert 20 gallons to square feet, you need to know the container's height (or depth) H : Multiply H ft with 7.48052 to get gallons per square foot G = H ft × 7.48052. Divide the volume of 20 US gal by the gallons per square foot G to convert it to square feet, 20/G ft2.The following equations show how the radius and diameter relate to the circumference. The equation for circumference of a circle is: c=\pi d c = πd. If written instead in terms of the radius, the circumference calculation is instead: c = 2 \pi r c = 2πr. Dimensions of a circle: O - origin, R - radius, D - diameter, C - circumference ( Wikimedia)Oct 7, 2023 · Multiply your square footage by your depth. 31.5 sq ft × 0.25 ft = 7.875 cubic feet. You need mulch for 5 beds, so 5 × 7.875 = 39.375 cubic feet. Divide by 27 to convert the mulch volume into cubic yards. 39.375 ÷ 27 = 1.458 cubic yards. The Mulch Calculator makes this calculation easy by doing all the conversions and the math for you. How big is a 30 foot circle? Use this easy and mobile-friendly calculator to compute the area of a circle given its diameter. calculate me. Shape Area. Contact Us. Area of a 30 Foot Circle ... square feet: 101,790: square inches: 78.540: square yards: 0.016227: acres: 65.669: square meters: 656,690:

Circle Material Area Calculator : Circle: 3.14 x Radius Squared = Total Square Feet Diameter (A)= 2 × Radius (1/2 of A) Triangle: Length of Base x Length of Height x .5 = Total Square feet : Length (feet) Width (feet) Thickness (inches) Inches Feet: Density (lbs/cubic yard) Sub Base Stone:The surface area of a circular cone can be calculated by summing the surface area of each of its individual components. The "base SA" refers to the circle that comprises the base …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 ...Area A of a regular pentagon can be calculated from the formula: area = a² × √ (25 + 10√5) / 4, where a is a side of a regular pentagon. Also, you can find the area having the circumscribed circle radius: area = 5R² × √ [ (5 + √5)/2] / 4, where R is the circumcircle radius. Perimeter P of a regular pentagon is equal to the side ...

A sector of a circle is essentially a proportion of the circle that is enclosed by two radii and an arc. Given a radius and an angle, the area of a sector can be calculated by multiplying the area of the entire circle by a ratio of the known angle to 360° or 2π radians, as shown in the following equation: area =. θ. 360.This calculator calculates for the radius, length, width or chord, height or sagitta, apothem, angle, and area of an arc or circle segment given any two inputs. Please enter any two values and leave the values to be calculated blank. There could be more than one solution to a given set of inputs. Please be guided by the angle subtended by the ...Area of a circle in terms of circumference: Area = C2 4π = 62.832 4π = 3947.61(4·3.14) = 3947.6112.56 = 314.2 square feet (*) (*) 314.15926535898 feet, exactly or limited to the precision of this calculator (13 decimal places). Note: for simplicity, the operations above were rounded to 2 decimal places and π was rounded to 3.14.…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. This tool will calculate the diameter of a . Possible cause: As is the case with all of our tools, the circumference calculator works in all direc.

The image above displays two overlapping circles. Marked are r1 and r2, the radii of the circles 1 and 2 respectively, and the distance d between the circle's centers. The circle's arcs form the lune areas 1 and 2 and the overlapping area. The area for the lune of circle 1 is can be computed as:The area of the circle is approximately 706.5 square feet. How many square feet is a 6 foot circle? Multiply the radius by itself to square the number (6 x 6 = 36). 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. How many ...SketchAndCalc® is an irregular area calculator app for all manner of images containing irregular shapes. Uniquely, the area calculator is capable of accurately calculating irregular areas of uploaded images, photographs or plans quickly. Using the area calculators autoscale tool, you can set the drawing scale of common image formats such as ...

To find out the Square Footage Formula for a triangular area, \[\large Square\;Footage=\frac{Breadth\times Length}{2}\] Solved Example. Question: A builder wants to draw a blueprint of the kitchen so that it doesn't occupies the area more than 120 Sq feet. Then, w hat is the length of the kitchen if the breadth is 10 ft. SolutionCalculating from square feet. To calculate the number of bags you need to buy for an area of square feet, multiply your square feet figure by the depth of mulch required in inches, divide it by 12 and then divide it by the bag size (in cubic feet). ... If you want to get the precise area of your circle, though, use our square footage calculator ...

1257 square feet (ft²) 181008 square inches (in²) Use the this circle The term 'square footage' denotes an area of measurement, with 'square feet' denoting a unit of area. Our square footage calculator applies the formulas below to determine the square footage of various shapes: Square: Area (ft 2) = Side Length 2; Rectangle: Area (ft 2) = Length × Width A = πr^2 A = πr2. A represents the area of the cirHow big is a 30 foot circle? Use this easy and mobile-friend The units are in place to give an indication of the order of the results such as ft, ft 2 or ft 3. For example, if you are starting with mm and you know a and h in mm, your calculations will result with V in mm 3. Below are the standard formulas for volume. Volume Formulas: Capsule Volume Volume = π r 2 ((4/3)r + a)Determining the square footage of a circular pool is the same as determining the area of a circle. Calculate the area of a pool so you'll know how much land a round pool will take up on your property -- that is, its footprint. The formula for calculating the area of a circle is pi times radius squared. To calculate the area of the sector of a circle, you can use two me Concrete Calculator. How much concrete do you need? Slabs, Square Footings, or ... Enter Height 4 ft (or 48 in); Enter Diameter 10 in; Calculate and the answer ... The calculator can be used to calculate. the number of pipes - or wireJul 4, 2023 · 31.416 inches. To find the perimeter of any circle, mulThe area of a square is the product of the len How to Use the Material Needed Calculator (Circle) This calculator is easy to use. Follow these simple instructions: 1. In the first field, labeled "Diameter (ft)," enter the diameter, in feet, of the cylinder. A decimal can be used if the measurement is not a whole number. If the diameter is five feet, enter "5".Step 6. Measure the length of the duct in feet (if you want to translate the two-dimensional area to the three-dimensional volume), then multiply the area by the length. Continuing this example, for a 10 foot duct the area is 23.9 feet. Advertisement. Duct areas in square feet can be calculated by using geometry rules for round areas. 1.26135 × 10 12 square inches (in²) Use the this circle area calcul The formula for determining the total square feet in a circular area is: A = Pi x R2 (Area = Pi x R-squared). This formula may mean nothing to you so here's a explanation: To determine the total square footage in a circular area you will first need to determine the radius (R) of the circle. The radius of the circle is the distance from the ...Area of Circular Quadrant - (Measured in Square Meter) - Area of Circular Quadrant is the area of the portion of a circle that is enclosed between its two radii placed at angle of 90° and the arc adjoining them. Radius of Circular Quadrant - (Measured in Meter) - Radius of Circular Quadrant is the length of any line segment joining the center and any point on the circle from which Circular ... A sector of a circle is essentially a proportion of the c[This tool will calculate the diameter of a circle from theChoose your room's shape: Rectangle - input the lengths of two wall How big is a 28 inch circle? Use this easy and mobile-friendly calculator to compute the area of a circle given its diameter. calculate me. Shape Area ... The area of a circle is pi times the square of its radius. The radius is half the diameter. ... Circle Area by Diameter. results may be rounded. Diameter in 2 ft 2 cm 2; 28.0 in: 615.8: 4.276 ...Length: (B)Edge/Brace Length: (C)Corner to Pup Length: SQUARE TO OCTAGON convert the easy way 0.41421 online calculator. Watch on.