Learn-by-doing lessons for quickly internalizing the most commonly used Augmented Triads… by ear, intellect, eye and muscle…
Table of Contents
Lesson Goal
To quickly internalize the most commonly used Augmented Triads using all four musical intelligences.
Prerequisites
Basic music reading skills… the LOVE of music… and the discipline to study and practice.
C Augmented Triad Theory & Ear Training
- Chord symbol: Caug or C+
- Chord structure= 1-3-#5
- Character: dissonant, mystical, dreamy, otherworldly, atmospheric.


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Common Uses for Augmented Triads
Common uses (using Roman Numeral Analysis) for Augmented Triads include, but are not limited to, the following:
- V+ chord in Major or Minor tonality.
- I+ in a Major Tonality as a secondary dominant V+/IV.
- I+ that creates a mystical, dreamy tonality of its own.
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Augmented Triads, All Spellings
Here are the chord symbols, spellings, common usages, and keyboard layouts for all the augmented triads…
Sidebar advice from Frank: Simply learn to spell each chord just as you spell any three-letter word in English. For example, you spell cat C-A-T and dog D-O-G. Likewise, you spell a C+ chord C-E-G# and D+ chord D-F#-A#.
C Augmented Triad
- Chord Symbol: C+ or Caug.
- Spelling: C-E-G#.
- Common Usage: V+ in F Major/Minor, I+ in C Major.

C Sharp Augmented Triad
- Chord Symbol: C#+ or C#aug.
- Spelling: C#-E#-Gx.
- Common Usage: V+ in F# Minor.

D Flat Augmented Triad
- Chord Symbol: Db#+ or Dbaug.
- Spelling: Db-F-A.
- Common Usage: V+ in Gb Major, I+ in Db Major.

D Augmented Triad
- Chord Symbol: D+ or Daug.
- Spelling: D-F#-A#.
- Common Usage: V+ in G Major/Minor, I+ in D major.

D Sharp Augmented Triad
- Chord Symbol: D#+ or D#aug.
- Spelling: D#-Fx-Ax.
- Common Usage: V+ in G#Minor.

E Flat Augmented Triad
- Chord Symbol: Eb+ or Ebaug.
- Spelling: Eb-G-B.
- Common Usage: V+ in Ab Major, I+ in Eb Major.

E Augmented Triad
- Chord Symbol: E+ or Eaug.
- Spelling: E-G#-B#.
- Common Usage: V+ in A Major/Minor, I+ in E Major.

F Augmented Triad
- Chord Symbol: F+ or Faug.
- Spelling: F-A-C#.
- Common Usage: V+ in Bb Major/Minor, I+ in F Major.

F Sharp Augmented Triad
- Chord Symbol: F#+ or F#aug.
- Spelling: F#-A#-Cx.
- Common Usage: V+ in B Major/Minor.

G Flat Augmented Triad
- Chord Symbol: Gb+ or Gbaug.
- Spelling: Gb-Bb-D.
- Common Usage: I+ in Gb Major.

G Augmented Triad
- Chord Symbol: G+ or Gaug.
- Spelling: G-B-D#.
- Common Usage: V+ in C Major/Minor, I+ in G Major.

G Sharp Augmented Triad
- Chord Symbol: G#+ or G#aug.
- Spelling: G#-B#-Dx.
- Common Usage: V+ in C# Minor.

A Flat Augmented Triad
- Chord Symbol: Ab+ or Abaug.
- Spelling: Ab-C-E.
- Common Usage: V+ in Db Major, I+ in Ab Major.

A Augmented Triad
- Chord Symbol: A+ or Aaug.
- Spelling: A-C#-E#.
- Common Usage: V+ in D Major/Minor, I+ in A Major.

B Flat Augmented Triad
- Chord Symbol: Bb+ or Bbaug.
- Spelling: Bb-D-F#.
- Common Usage: V+ in Eb Major/Minor, I+ in Bb Major.

B Augmented Triad
- Chord Symbol: B+ or Baug.
- Spelling: B-D#-Fx.
- Common Usage: V+ in E Major/Minor, I+ in B Major.

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Table of Most Commonly Used Augmented Triads
Sixteen of the most commonly used augmented triads showing the chord name, chord structure, spelling, and primary functions using roman numeral analysis…

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