- Volume Calculator
- Area Calculator
- Perimeter Calculator
- Surface Area Calculator
- Circle Calculator
- Rectangle Calculator
- Triangle Calculator
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Surface Area to Volume Ratio CalculatorCalculate the surface area to volume ratio (SA:V) of any object by dividing its surface area by its volume. Fast, free, and unit-flexible.Formula
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Wedge Volume and Surface Area Calculator (Rectangular Base)Compute the volume, lateral area, and total surface area of a wedge with a rectangular base from its lower base a, width b, upper edge c, and height h.Formula
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Surface Area of a Hemisphere CalculatorCalculate the surface area of a hemisphere from its radius. Get total surface area (3πr²), curved area (2πr²) and base circle area instantly.Formula
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Volume and Surface Area of a Truncated (Partial) EllipsoidCompute the volume and surface area of a partial (truncated) triaxial ellipsoid cut by a horizontal plane at height h. Exact volume, numerical surface area.Formula
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Pyramid Frustum CalculatorCalculate the volume of a square pyramid frustum (truncated pyramid) from its bottom side, top side and height using the prismatoid formula.Formula
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Hemisphere CalculatorCalculate the volume, curved surface area, base area and total surface area of a hemisphere from its radius. Free, instant geometry tool.Formula
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Conical Frustum CalculatorCalculate the volume, slant height, lateral area, and total surface area of a conical frustum from its two radii and height. Free online geometry tool.Formula
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Cone CalculatorCalculate the volume, slant height, lateral and total surface area of a right circular cone from its radius and height. Fast, free and accurate.Formula
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Square Prism (Right Square Prism) Volume and Surface Area CalculatorCalculate the volume and total surface area of a right square prism from its square base edge a and height h. Formulas V = a²h and S = 2a(a + 2h).Formula
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Regular Tetrahedron Volume and Surface Area CalculatorCompute the volume and total surface area of a regular tetrahedron from its edge length a using V = (√2/12)·a³ and S = √3·a². Free, instant, exact.Formula
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Ellipsoid Volume and Surface Area CalculatorCompute the exact volume and surface area of a triaxial ellipsoid from its three semi-axes a, b, c using closed-form and elliptic-integral formulas.Formula
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Torus (Doughnut) Volume and Surface Area CalculatorCalculate the volume and surface area of a torus (doughnut) from its inner and outer radius. Free, high-precision geometry calculator with worked example.Formula
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Spherical Cap (Truncated Sphere) Volume and Surface Area CalculatorCompute the volume, base radius, curved area, base area and total surface area of a spherical cap (dome) from the sphere radius R and cap height h.Formula
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Hemispherical Frustum (Spherical Cap) Volume and Surface Area CalculatorCompute the volume and total surface area of a hemispherical frustum (spherical cap) cut from a sphere of radius r by a single plane, with cap height h up to r.Formula
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Conical Frustum Volume and Surface Area CalculatorCompute the volume, lateral surface area, total surface area and slant height of a conical frustum (truncated cone) from its two radii and height.Formula
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Square Frustum (Truncated Square Pyramid) Volume, Lateral & Surface Area CalculatorCompute the volume, lateral side area, and total surface area of a right square frustum (truncated square pyramid) from bottom edge, top edge, and height.Formula
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Square Pyramid Volume, Lateral Area & Surface AreaCalculate the volume, lateral (side) surface area, and total surface area of a right square pyramid from its base edge length and perpendicular height.Formula
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Cube Volume and Surface Area CalculatorCalculate the volume and surface area of a cube from its edge length. Enter edge a and get V = a^3 and S = 6a^2 instantly. Free, unit-agnostic.Formula
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Right Circular Cone Volume and Surface Area CalculatorCalculate the volume, lateral surface area, total surface area, and slant height of a right circular cone from its base radius and height.Formula
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Right Circular Cylinder Volume and Surface Area CalculatorCompute the volume, lateral (side) surface area, and total surface area of a right circular cylinder from its radius and height. Pure geometry, instant.Formula
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Sphere Volume and Surface Area CalculatorCalculate the volume and surface area of a sphere from its radius. High-precision results in cubed and squared units. Free online geometry tool.Formula
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Cuboid Volume & Surface Area CalculatorCompute the volume and total surface area of a cuboid (rectangular box) from its three edge lengths a, b and c. Free, instant and unit-agnostic.Formula
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Surface Area of a Cuboid CalculatorCalculate the surface area of a cuboid (rectangular box) from length, width and height using SA = 2(lw + lh + wh). Also shows volume and diagonal.Formula
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Sphere CalculatorCalculate the volume, surface area, diameter, and circumference of a sphere from its radius. Free online sphere geometry calculator with formulas.Formula
