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Spherical cap curved-area relation: Volume Calculator

Spherical cap curved-area relation: Calculate volume from Surface area, Height. Check the formula, input units and worked result on this page.

Enter your values

cm²
Formula symbol: S. Required unit: cm². Must be greater than zero.
cm
Formula symbol: h. Required unit: cm. Must be greater than zero.

Use a decimal point, without thousands separators.

Lengths use cm, areas cm² and volumes cm³ on one consistent scale. The positive real branch is selected; the supplied quantities must describe the stated shape.
Example result
Volume
54.45427266 cm³

The initial result uses the example values. Enter your own values and calculate again.

Edit inputs

How it works

Curved area excludes the flat cut base. Cap height runs from the cutting plane to the sphere tip, with 0<h≤2R. This form solves for volume; enter the known quantities in Surface area, Height.

Inputs and units
Spherical cap curved-area relation: Volume Calculator · Inputs and units
InputExample valueWhat to enter
Surface area62.83185307179586 cm²Formula symbol: S. Required unit: cm². Must be greater than zero.
Height2 cmFormula symbol: h. Required unit: cm. Must be greater than zero.
V = Sh/2 − πh³/3

Worked example

Show example inputs and results

This example is generated by the same calculation engine using the starting values in the form. Your own inputs produce your own result.

Surface area
62.83185307179586 cm²
Height
2 cm

Complete example results

Volume
54.45427266 cm³

Reading the result

The result solves for volume from the entered quantities. Check the result unit and the formula conditions before using it.

Questions and answers

Can I use the example values for my own calculation?

The example values illustrate the calculation. Replace every input with your own information, especially dates, rates and the selected operation.

When can I use the volume result?

Lengths use cm, areas cm² and volumes cm³ on one consistent scale. The positive real branch is selected; the supplied quantities must describe the stated shape.

Why are some results rounded?

Results display up to 8 decimal places. Calculations use the unrounded values; very small values use scientific notation. JavaScript floating-point arithmetic can introduce tiny rounding differences.

Are my inputs sent to a server?

The calculator processes inputs in your browser. Its code does not send your values to a server.

Method sources: cs.cornell.edu

Methods & accuracy

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