Pythagoras Calculator
Right‑triangle helper · a² + b² = c²

Inputs

Enter any two sides and choose which side to solve for. Use numbers only (optionally include a unit label, e.g., cm or ft).

a
b
c
2

Result

—

Step‑by‑step

Enter values and click Calculate.

Extras

Area and perimeter (for convenience): —
Tip: leave the target side blank (or select it above). Keyboard shortcut: Enter to calculate, Esc to clear.