How do I extract audio from .flv video file using audacity?

You can use the free downloading software: Moyea YouTube FLV Downloader at http://www.flvsoft.com/download_flvIt is easy to use:1. Run the software2. Click "Capture" tab3. The program auto get URL and list in Capture list.4. Click "Download" icon to start downloading.5. Find the downloaded FLV by right clicking and choosing "Location"