### Rectangular Calculations

 Length: Feet Width: Feet Depth: Inches Area: 6 square feet Perimeter: 10 feet Volume: cubic yards

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### Circular Calculations

 Radius: Feet Depth: Inches Area: 28.27 square feet Circumference: 18.85 feet Volume: cubic yards

### Triangular Calculations

 Base: Feet Height: Feet Depth: Inches Area: 3 square feet Perimeter: 8.61 feet (approximately) Volume: cubic yards

How Much material Do girlfriend Need?

For estimating quantity required for irregular areas break the area up right into smaller workable shapes. Measure up each of them and also assign them a letter. Calculate square feet because that each and add the square footage with each other to figure full needed.

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RectangleMeasure Length and Width (in feet)Length x width = square feetDetermine preferred depth of material (see recommended depths and also chart below)Square feet separated by sq. Ft. Per yard (from chart) = cubic yards neededExample: A rectangular area 16 feet long by 10 feet broad and you want 4 customs deep of stone.Calculations:16 x 10 = 160 square feet160 divided by 81 = 2 cubic yards (81 comes from the chart, 81 is how plenty of square feet 1 cubic yard covers in ~ a 4 inch depth)TriangleMeasure length and also width of 2 sidesLength x broad x 0.5 = square feetSquare feet separated by sq. Ft. Per garden (from chart) = cubic yards neededExample: given a triangle room where one next is 40 feet long, one side is 10 feet long and also you desire 4 customs deep of mulch or stoneCalculations:40 x 10 x 0.5 = 200 square feet200 separated by 81 = 2.5 cubic yards (81 comes from the chart)CircleDetermine radius (1/2 street of diameter or distance across)Formula: Radius x Radius x 3.14 = square feetSquare feet split by sq. Ft. Per garden (from chart) = cubic yards neededExample: given a circle 30 feet throughout (15 ft radius) and you desire 3 customs deepCalculations:15 x 15 x 3.14 = 706.5 square feet706.5 divided by 108 = 6.5 cubic yards Conversion graph – Square Feet come Cubic Yards

Converts square feet come cubic yards 1 cubic yard will certainly cover the adhering to amount of square feet at the given depth.