HomePricing
Sign InJoin

Pythagoras equation for leg or hypotenuse

Pythagoras equation for either a leg or a hypotenuse

This math skill teaches solving the Pythagorean equation to find either a leg or the hypotenuse of a right triangle. It explains how to set up the equation, isolate the variable, and use squaring and square roots to find the solution.

Learn Pythagoras equation for leg or hypotenuse

Teaching Transcript

🎙️

Let's solve the Pythagorean equation for either the leg or the hypotenuse

First we need to know which we are dealing with. If the squared terms are added, that's the leg side.

For the leg side, we can isolate the variable, and then square and simplify

Now you can take the square root of both sides. 'A' will be root 9, or 3. 'C' is root 25, or 5

Skill Practice

Pythagoras equation for either a leg or a hypotenuse

Test your understanding of Pythagoras equation for leg or hypotenuse by practicing it! Work through the below exercises to use it in practice.