✓ Effortless Math · Free Tool

Surface Area Calculator

Find the surface area of a cube, rectangular prism, cylinder, sphere, cone, or square pyramid — with the formula, the volume, and step-by-step working.

Surface area of common solids — sphere 4πr², cylinder 2πr² + 2πrh, and more
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Enter the dimensions. The tool returns the surface area (and the volume too).

Results

Surface area
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Surface area
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Volume
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Breakdown
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Step-by-step