SA

Geometry

Surface Area Calculator

Find surface area for common 3D shapes.

Preparing Surface Area Calculator

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Input

Cube, cuboid, cylinder, cone, and sphere surface area. You will see the result first and the step-by-step solution below.

Input summary

Your calculator summary shows here.

Step by Step Calculation

SA

Step by step calculation shows here

Calculate first and the full working will appear below automatically.

How to use Surface Area Calculator

Enter the values you know, tap Calculate to see the result first, then review the optional step-by-step solution below.

What this calculator is for

Cube, cuboid, cylinder, cone, and sphere surface area.

Tips

Use clean numbers and symbols so the solver reads them correctly.
For lists, separate numbers with commas, spaces, or new lines.
For matrices, put each row on a new line.

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