Right Triangle Calculator

About Right Triangle Calculator

The right triangle calculator uses the Pythagorean theorem and trigonometry to solve common right triangle values.

How to Use

The right triangle calculator uses the Pythagorean theorem and trigonometry to solve common right triangle values. Enter the Leg A and Leg B values and review the Hypotenuse, Area, Perimeter, and Angle A outputs after you calculate.

  1. Open the calculator : Use Right Triangle Calculator from the Math category.
  2. Check the inputs : Review the required values and any optional settings.
  3. Read the formula : Use the formula and notes below to understand how the result is produced.

Common Questions

What formula does the Right Triangle Calculator use?

c = ?(a^2 + b^2), area = a x b / 2.

Inputs

  • Leg A
  • Leg B

Outputs

  • Hypotenuse
  • Area
  • Perimeter
  • Angle A

Formula

c = sqrt(a^2 + b^2), area = a x b / 2.