> ## Documentation Index
> Fetch the complete documentation index at: https://docs.nodi3d.com/llms.txt
> Use this file to discover all available pages before exploring further.

# PlanePlaneIntersection

> Plane | Plane node: Solve the intersection between two planes, returns a line if they intersect. Intersects › Math node in Nodi, with its inputs, outputs and properties.

Solve the intersection between two planes, returns a line if they intersect.

**Category**: [Intersects](https://docs.nodi3d.com/nodi-editor/nodes.md#intersects) › Math\
**Shown in the node menu as**: Plane | Plane

## Inputs

| Input | Type |
| - | - |
| first plane | `Plane` |
| second plane | `Plane` |

## Outputs

| Output | Type |
| - | - |
| intersection line | `Curve` |

## Related nodes

Other nodes in Intersects › Math:

* [Contour](https://docs.nodi3d.com/node/contour.md): Create contours from a mesh on a plane or along a direction.
* [LineIntersection](https://docs.nodi3d.com/node/line-intersection.md): Solve the intersection between two line curves.
* [LinePlaneIntersection](https://docs.nodi3d.com/node/line-plane-intersection.md): Solve the intersection between a line curve and a plane.
* [MeshPlaneIntersection](https://docs.nodi3d.com/node/mesh-plane-intersection.md): Solve the intersection between a mesh and a plane, return section curves.


This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.