What does the Right Triangle Calculator work out?

Every side and angle of a right triangle. It is one of the Math tools on Mondo Knows.

How is the Right Triangle Calculator calculated?

You get an instant answer with the working shown underneath.

Do I need to sign up, and is my data stored?

No sign-up, and nothing you type is sent anywhere. The calculation runs in your own browser, so the figures stay on your device and the page works offline once loaded.

Mondo Knows Tools

Right Triangle Calculator

Every side and angle of a right triangle. Use the free right triangle calculator below to get an instant answer, with the formula shown so you can check the maths and trust the result. Free, private, and no sign-up.

Leg a

Leg b

Mondo says

Hypotenuse

10

Angle A36.87 deg

Angle B53.13 deg

Area24

Perimeter24

Right Triangle Calculator: common questions

What does the Right Triangle Calculator work out?: Every side and angle of a right triangle. It is one of the Math tools on Mondo Knows.
How is the Right Triangle Calculator calculated?: You get an instant answer with the working shown underneath.
Do I need to sign up, and is my data stored?: No sign-up, and nothing you type is sent anywhere. The calculation runs in your own browser, so the figures stay on your device and the page works offline once loaded.

Mondo also knows

Pythagorean Theorem CalculatorSolve a right triangle's missing side.➗ Math Triangle CalculatorArea and perimeter from three sides.➗ Math Root CalculatorSquare roots, cube roots and any nth root.➗ Math Rounding CalculatorRound to any precision, or to whole numbers.➗ Math

Estimates for general guidance only. This is not financial, medical or legal advice. Everything runs in your browser and nothing you type is stored.