# radius

> Returns or specifies the radius of the arc for the handle. Defaults to 1.0.

## Definition

* **Type:** Property
* **Namespace:** [UnityEditor.IMGUI.Controls](/engine/6000.5/script-reference/unityeditor/imgui/controls.md)
* **Assembly:** UnityEditor

```csharp
public float radius { get; set; }
```