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📐 Pythagoras Calculator

Find the hypotenuse, area and perimeter of a right triangle.

How to use the Pythagoras Calculator

  1. Enter Side a, Side b.
  2. The result updates instantly as you type.
  3. Copy or note down your result.

How it works

c = square root of (a2 + b2).

Example

Using the default values (Side a: 3, Side b: 4):

Hypotenuse5
Area6
Perimeter12

FAQ

Is the Pythagoras Calculator free to use?

Yes. It is free, needs no signup and has no usage limits.

Is my data safe?

Yes. Everything is calculated in your browser, so what you type or upload is never sent to a server.

Can I use it on my phone?

Yes. KsWebProduction is built mobile-first and works in any modern browser.

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