3D Solids: Volume & Surface Area Calculators

Volume, surface area and slant-height calculators for spheres, cylinders, cones, prisms, pyramids, frustums and caps. Used for homework, material estimating, tank and duct sizing, and packaging.

5 calculators in this category

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Sphere Volume Calculator
Compute the volume of a sphere from its radius, diameter, circumference, surface area or a target volume. See the radius back-solved and every step of the algebra.
Cylinder Volume Calculator
Calculate the volume of a cylinder from radius or diameter and height. Get gallons, liters or barrels, capacity per foot for pipe runs, and a dip table.
Cone Volume Calculator
Find the volume of a cone from radius or diameter and height or slant height. Get capacity in gallons or liters, surface areas and a partial-fill table.
Cube Volume & Surface Area Calculator
Solve every property of a cube from any one known value: volume, surface area, edge length, face diagonal and space diagonal, with the algebra shown in full.
Rectangular Prism Volume & Surface Area Calculator
Find the volume, surface area and space diagonal of a box from length, width and height. Get capacity in gallons or liters and a face-by-face area breakdown.

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