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Geometry

Right Triangle Calculator

Solve a right triangle from common combinations of sides and angles.

Preparing Right Triangle Calculator

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Input

Use two sides or a side and an angle to solve a right triangle. You will see the result first and the step-by-step solution below.

Input summary

Your calculator summary shows here.

Step by Step Calculation

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Step by step calculation shows here

Calculate first and the full working will appear below automatically.

How to use Right Triangle 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

Use two sides or a side and an angle to solve a right triangle.

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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