Circular frustum volume
Geometry / FREE CALCULATOR
Find the volume of a truncated right circular cone.
Your answer starts here.
Enter your values and select Calculate to see the result and any available breakdown.
How to use this calculator
- Enter larger radius. Use the unit shown beside the field.
- Enter smaller radius. Use the unit shown beside the field.
- Enter perpendicular height. Use the unit shown beside the field.
- Select Calculate and review the result. Select Reset to restore the example inputs.
How the calculation works
3.141592653589793*Perpendicular height*(Larger radius*Larger radius+Larger radius*Smaller radius+Smaller radius*Smaller radius)/3
Worked example
Larger radius = 3; Smaller radius = 1; Perpendicular height = 4. Result: 54.4543 cubic units.
Understand your result
Find the volume of a truncated right circular cone. The result is expressed in cubic units.
Assumptions and limitations
Radii are parallel-end radii; larger radius must be at least smaller radius. Results are rounded for display.
Questions about this tool
What does this tool calculate?
Find the volume of a truncated right circular cone.
What should I check before using the answer?
Radii are parallel-end radii; larger radius must be at least smaller radius.
Related guides
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