# How do you find the missing lengths of the sides of a right triangle given the legs 4 and the hypotenuse 6?

##### 1 Answer

Apr 5, 2018

**The missing side length of the right triangle is #sqrt20# or about #4.47#.**

#### Explanation:

When we talk about the side lengths of a right triangle, we typically use the Pythagorean Theorem, as shown here:

(study.com)

We are the length of the a leg of the triangle (

So we can plug in these values into the equation and solve for the other side length. Let's say that the given side length is

And now we simplify:

Subtract both sides by