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Diameter of a Cone Calculator

Result

Calculated result 10.9544639582 Based on the values entered.
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Diameter of a Cone Calculator The Diameter of a Cone Calculator finds the base diameter of a cone from its volume and height. Enter the volume and height. — free online calculator.

Formula

r = √(3V ÷ (π·h)); Diameter = 2r
  • Diameter of a Cone Calculator calculates its result from Volume, Height. It uses the formula r = √(3V ÷ (π·h)); Diameter = 2r. Change any input to recalculate the result instantly.
  • The main inputs are Volume, Height. Enter them in the units and format shown in the calculator.
  • Keep comparable quantities in compatible units whenever the formula combines or compares them.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Diameter of a Cone

Inputs
  • Volume: 314.16
  • Height: 10

Using Volume = 2, Height = 3, the calculated result is 1.5957691216.

Sample result: Calculating…

Frequently asked questions

What does the Diameter of a Cone calculate?

Diameter of a Cone Calculator The Diameter of a Cone Calculator finds the base diameter of a cone from its volume and height. Enter the volume and height. — free online calculator.

Which values should I enter?

Enter Volume, Height using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: r = √(3V ÷ (π·h)); Diameter = 2r.

Why might my result differ from another source?

Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 10, 2026