Online Tools and Calculator

Pythagorean Theorem Calculator

Hypotenuse of a right triangle from its two sides.

Result

Fill in the fields and tap Calculate to see your result.

How to use the Pythagorean Theorem Calculator

  1. Enter side a.
  2. Enter side b.
  3. Tap Calculate to see the result.
  4. Tap Reset to clear the fields and try again.

Last updated: 1 November 2026

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