📐 Geometry

Pythagorean Theorem

leg² + leg² = hypotenuse²

Updated July 2026

FAQs

What is Pythagorean Theorem?

Pythagorean Theorem (pythagorean) is a geometry relationship written as leg² + leg² = hypotenuse² or a² + b² = c². Students use it to solve unknowns when enough values are known.

How do you calculate Pythagorean Theorem step by step?

Write leg² + leg² = hypotenuse², substitute the known numbers carefully, then simplify. Worked walkthrough: a = 3 b = 4 c = √(9+16) = 5.

When is Pythagorean Theorem taught in school?

Pythagorean Theorem usually appears in geometry units during middle or secondary school. Match difficulty with MathDigits grade worksheets so practice fits the curriculum year.

What is a real example of Pythagorean Theorem?

On this page the worked result is c = 5. Generate a formula worksheet below for more unique practice sets.