## SurfaceAreaCylinder(radius, height)

##### Last updated July 18, 2001

**Version:** 1 |
**Requires:** CF5 |
**Library:** MathLib

**Description:**

Calculates the surface area of a cylinder.

**Return Values:**

Returns a simple value.

**Example:**

```
<CFSET radius=4>
<CFSET height=8>
<CFOUTPUT>
Given:
<UL>
<LI>radius=#radius#
<LI>height=#height#
</UL>
The surface area of the cylinder is #SurfaceAreaCylinder(radius,height)#
</CFOUTPUT>
```

**Parameters:**

Name | Description | Required |
---|---|---|

radius | 1/2 the diameter of a cross-section of the cylinder. | Yes |

height | Height of the cylinder from base to base. | Yes |

**Full UDF Source: **

```
/**
* Calculates the surface area of a cylinder.
*
* @param radius 1/2 the diameter of a cross-section of the cylinder.
* @param height Height of the cylinder from base to base.
* @return Returns a simple value.
* @author Rob Brooks-Bilson (rbils@amkor.com)
* @version 1.0, July 18, 2001
*/
function SurfaceAreaCylinder(radius, height)
{
Return ((2 * pi() * radius^2) + (2 * Pi() * radius * height));
}
```

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