Power Calculators

◐ Hemisphere Calculator

Calculate hemisphere volume and surface areas from its radius.

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Enter details

Fill in the details and click Calculate to see your results.


Also available in our Android app, with charts and full breakdown tables.

📘 About the Hemisphere

Calculate hemisphere volume and surface areas from its radius.

Use consistent units for all dimensions. The resulting area or volume uses the corresponding squared or cubed unit.

🧮 Formula

Where

  • Radius = radius
Enter the dimensions of the selected geometric shape.

✏️ Worked example

Hemisphere

You enter
Radius5
You get
Volume261.799
Curved Surface Area157.08
Total Surface Area235.619

The calculator applies the standard geometry formula to the example dimensions.

Try this example →

🧭 How to use this calculator

What you enter

  • Radius

What you get

  • Volume
  • Curved Surface Area
  • Total Surface Area

💡 Common uses

  • School geometry and homework
  • Construction and measurement
  • Area, perimeter, surface area and volume calculations

❓ Frequently asked questions

Which units should I use?

Use the same unit system for all dimensions. Area is in square units and volume is in cubic units.

Can I use decimal measurements?

Yes. The calculator accepts numeric decimal values.

Are these standard geometry formulas?

Yes. The formulas are standard formulas for the corresponding geometric shapes.