Skip to content
C

Right Triangle Calculator

Solve a right triangle.

Right triangle (legs)

Hypotenuse
5.0000
Area
6.0000
Perimeter
12.0000
Angle A
36.87°
Angle B
53.13°

About the Right Triangle Calculator

MethodologyHome

Solve a right triangle. Use this free right triangle calculator to get instant results. All calculations run in your browser — nothing is sent to a server.

Frequently asked questions

What does this Right Triangle Calculator do?

Solve a right triangle.

Is it free?

Yes — every calculator on Calcly is free, with no sign-up or account required.

Does it work offline?

The site is a Progressive Web App — after your first visit, most pages work without an internet connection.