# backward

> Calculate the vector from SegmentGeometry.point2 to SegmentGeometry.point1. See SegmentGeometry.forward.

## Definition

* **Type:** Property
* **Namespace:** [Unity.U2D.Physics](/engine/7000.0/script-reference/unity/u2d/physics.md)
* **Assembly:** UnityEngine.PhysicsCore2DModule

```csharp
public readonly Vector2 backward { get; }
```