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Hemisphere Calculator

Enter radius to solve the volume and surface areas of a hemisphere.

Volume = 261.7993882πr³ / 3
157.079633Curved area
235.619449Total area incl. base
78.539816Base area

How to use this Hemisphere Calculator

Calculate hemisphere volume, curved surface area, total surface area, and base area. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.