# The hypotenuse of a right triangle is 15 centimeters long. One leg is 9 cm long. How do you find the length of the other leg?

##### 2 Answers

The other leg is

#### Explanation:

Use the Pythagorean theorem:

where:

Let

Rearrange the equation to isolate

Simplify.

Take the square root of both sides.

Simplify.

#### Explanation:

Since this is a right triangle, we can use the Pythagorean Theorem.

We can substitute in

So the other leg is