# Proof PT

Can you easily prove Pythagoras theorem using Euclidean theorems? If so, do it.

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Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?

Pythagorean theorem is the base for the right triangle calculator.

See also our trigonometric triangle calculator.

Pythagorean theorem is the base for the right triangle calculator.

See also our trigonometric triangle calculator.

#### You need to know the following knowledge to solve this word math problem:

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