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# The Lasso Tool

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## Overview

Selection with lasso, rectangle, ellipse, or polyline tools.
Demo

## How to use

- Press and release above the image to initialize the lasso tool.
- Press and hold , drag to select an area.
- Release to finish.
- Modify the selected area if needed.
- Accept with double .

Modes

- Add: add new selection to the existing one.
- Subtract: subtract new selection from the existing one.

Info

Works in 3D
Requires checked 3D in the Selection panel

Back to MIB | User interface | Panels | Segmentation