Pythagorean Theorem Calculator & Right Triangle Solver
Find unknown right triangle legs or hypotenuse using the Pythagorean theorem (a² + b² = c²). Delivers exact simplified radical form (e.g. 4√5), decimal approximations, interior acute angles (α and β), area, perimeter, and a proportional SVG geometric diagram.
Pythagorean Theorem Right Triangle Calculator (a² + b² = c²)
Solve for hypotenuse c or leg a/b with step-by-step algebraic working, angles, perimeter, and area.
Hypotenuse length
½ × a × b (square units)
a + b + c
Interior Angles
Step-by-Step Algebraic Proof
How to Use Pythagorean Theorem Calculator & Right Triangle Solver
Input & Parameters
Select whether to calculate the Hypotenuse (c), Leg a, or Leg b.
Automatic Calculation
Input positive lengths for the two known triangle sides.
Review & Copy
Examine the exact radical reduction, decimal length, acute angles, and proportional diagram.
Frequently Asked Questions
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