> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ntop.com/llms.txt
> Use this file to discover all available pages before exploring further.

# How to extrude a curve

## Question:

How to extrude a cuve

How to thicken a curve

## Answer:

If you want to extrude or thicken **Curves**, **Splines**, **Lines**, or **Arcs**.

* Use the Scalar Field from the properties panel

```
Curve.Scalar Field

```

* Use a **Thicken Body** block to extrude/thicken a curve

## A 2D spline converted to an implicit body using a Thicken Body block.

## Keywords:

*part create geometry profile point curve issue polygon arc extrude base*