# What is the length of a diagonal of a rectangle with length 12 and width 5?

##### 1 Answer

Nov 28, 2016

The length of the diagonal is 13.

#### Explanation:

The diagonal of a rectangle creates a right triangle with the length and width of the rectangle being the sides and the diagonal being the hypotenuse.

The Pythagoras theory states:

We are given the length and width as 12 and 5 so we can substitute and solve for