# hypot

(PHP 4 >= 4.1.0, PHP 5)

hypot --
Calculate the length of the hypotenuse of a right-angle triangle

## Description

float

**hypot** ( float x, float y )

**hypot()** returns the length of the hypotenuse of a
right-angle triangle with sides of length `x`

and
`y`

, or the distance of the point
(`x`

, `y`

) from the origin.
This is equivalent to `sqrt(x*x + y*y)`.

## Parameters

`x`

Length of first side

`y`

Length of second side

## Return Values

Calculated length of the hypotenuse