Math & Science
Cone Calculator
Calculate cone volume and surface area
Created and maintained by: CalcTago Editorial TeamLast updated: 2026-02-13
Formulas and edge cases are reviewed against authoritative references before publication. For methodology, editorial standards, or corrections, use the links below.
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Frequently asked questions
What does the Cone Calculator do?
It helps you calculate cone volume and surface area.
What inputs do I need?
Enter Radius and Height.
Are decimals supported?
Yes, you can use decimal values where appropriate.
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About this tool
This Cone Calculator turns your inputs into practical results. Provide Height and Radius to calculate Slant height and Volume.
Adjust values to compare scenarios and see how sensitive the result is. The calculation uses the numbers as entered, so double-check units and expect small differences from rounding in the displayed totals.