Online Volume Calculator
Calculate the volume of a sphere, cone, cube, cylinder, tank, capsule, and more, with a choice of measurement units.
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Volume
7238.22945 m3
What Is This Tool?
The Volume Calculator finds the volume of common three-dimensional shapes. Choose a shape, enter its dimensions, pick your units, and it returns the volume in cubic units. It supports eleven shapes, including the sphere, cone, cube, cylinder, rectangular tank, capsule, spherical cap, conical frustum, ellipsoid, square pyramid, and tube. For example, a sphere with a radius of 12 m has a volume of about 7238.23 m³.
How to Use This Tool?
- Select the shape you want to measure.
- Choose the measurement unit for your inputs.
- Enter the required dimensions for that shape.
- Click Calculate to see the volume.
Key Features
- Calculates the volume of eleven different shapes.
- Switches between metric and imperial length units.
- Solves a spherical cap from any two of its three values.
- Shows the result in cubic units instantly.
- Includes a diagram for each selected shape.
Examples
- A sphere with a radius of 12 m has a volume of about 7238.23 m³.
- A cube with an edge of 5 m has a volume of 125 m³.
- A cylinder with a radius of 3 m and height of 10 m holds about 282.74 m³.
- A cone with a radius of 4 m and height of 9 m holds about 150.80 m³.
Common Use Cases
- Estimating the capacity of tanks and containers.
- Calculating material needed to fill a shape.
- Solving geometry and physics homework.
- Planning storage, packaging, or shipping space.
- Checking quantities for construction or landscaping.
Tips & Best Practices
- Measure every dimension in the same unit before entering it.
- Use the radius, not the diameter, where the shape asks for a radius.
- For a spherical cap, enter exactly two of the three values.
- Double-check that all dimensions are positive numbers.
- Remember the result is a cubic measure of capacity.
Limitations
- It works only with the eleven shapes provided.
- All inputs must be positive numbers.
- It assumes ideal, perfectly regular shapes.
- Results are rounded for display.
Frequently Asked Questions
- What units does the calculator use?
- You choose a length unit such as meters or feet, and the volume is returned in those cubic units.
- Why does a spherical cap need only two values?
- The three measurements are linked, so any two of the base radius, ball radius, and height determine the third and the volume.
- How is the volume of a capsule found?
- A capsule is a cylinder with a hemisphere on each end, so its volume is the cylinder volume plus a full sphere of the same radius.
- Can I enter the diameter instead of the radius?
- Only the tube asks for diameters. For every other shape, halve the diameter and enter the radius.
Key Terminology
- Volume
- The amount of space a three-dimensional shape occupies, measured in cubic units.
- Radius
- The distance from the center of a circle or sphere to its edge.
- Spherical cap
- The portion of a sphere cut off by a flat plane.
- Conical frustum
- A cone with the top cut off parallel to its base.
- Ellipsoid
- A rounded shape whose three axes can each have a different length.