# How to play A♯ dominant 7th sharp 9th / C𝄪 (1st inversion) chord on guitar — Shape abbaba | Guitar Wiz

> Learn how to play the A♯ dominant 7th sharp 9th / C𝄪 (1st inversion) chord on guitar (Shape abbaba). Follow our step-by-step finger placement instructions to master this fretboard shape. Place the 1st finger on the 10th fret of the 1st string, 3rd string, and 6th string in barre position.

Source: https://guitarwiz.app/chords/a-sharp-dominant-7th-sharp-9th/c-double-sharp/abbaba

## Chord Facts

- Canonical chord: A♯ dominant 7th sharp 9th
- Display name: A♯7♯9/C𝄪
- Notes: A♯, C𝄪, E♯, G♯, B𝄪
- Intervals: 1 (A♯), 3 (C𝄪), 5 (E♯), ♭7 (G♯), ♯9 (B𝄪)

## How To Play This Shape

- Place the 1st finger on the 10th fret of the 1st string, 3rd string, and 6th string in barre position
- Place the 2nd finger on the 11th fret of the 5th string
- Place the 3rd finger on the 11th fret of the 4th string
- Place the 4th finger on the 11th fret of the 2nd string

## Other Resources

- Parent chord page: https://guitarwiz.app/chords/a-sharp-dominant-7th-sharp-9th/c-double-sharp/
- Chord library: https://guitarwiz.app/chords