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Pythagorean Theorem Calculator

Calculate the missing side of a right triangle using the Pythagorean theorem. Solve for any side with diagram and step-by-step formula display.

a2 + b2 = c2

a² + b² = c² (Pythagorean Theorem)

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How to Use

Step 1

Enter 2 Sides

Enter 2 Sides

Enter the length of two known sides

Step 2

Calculate

Calculate

The remaining side is calculated automatically

Step 3

View Result

View Result

Check result and diagram

Features

Any Side

Calculate hypotenuse, base, or height

Diagram

Display right triangle diagram

Steps

Show a²+b²=c² step-by-step calculation

FAQ

The relation a²+b²=c² between the hypotenuse c and sides a, b of a right triangle.