Is this Right Triangle Calculator free to use?

Yes, Right Triangle Calculator is 100% free to use online with no installation or account required.

How do I use the Right Triangle Calculator?

Simply enter your values into the required input fields and click calculate to view the results instantly.

Yes, the calculator is fully responsive and compatible with Android, iOS, Windows, macOS, and Linux web browsers.

Right Triangle Calculator — Free Online Tool

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Solve a right triangle from two legs using the Pythagorean theorem

Formula: Hypotenuse $c = \sqrt{a^2 + b^2}$, Area $A = \frac{1}{2}ab$, Perimeter $P = a + b + c$. Enter leg lengths below.

Legs Input

Leg a

Leg b

⚠️ For educational purposes only. Verify results with a qualified professional when making important decisions.

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