# Sandbox.PolygonMesh.IsVertexHidden

```csharp
bool IsVertexHidden(VertexHandle hVertex)
```

Is every face using this vertex hidden?

### Parameters

- `hVertex` (`VertexHandle`)

### Returns

`bool`

Declared in [Sandbox.PolygonMesh](/api/Sandbox.PolygonMesh).
Assembly: `Sandbox.Engine`.