Triad Types Formulas
Major 1 - 3 - 5
Minor 1 - b3 - 5
Augmented 1 - 3 -#5
Diminished 1 - b3 - b5Triads by Key Worksheet
Fill out the appropriate scale tones in each triad. They are grouped
according to key. Some notes have been filled in todouble sharps or flats as needed. Remember, when s help you out. Use pelling chords
don’t give the enharmonic equivalent of a note. For example, when
spelling chords, a half-step below a C is a Cb, not a B.
Check your answers with the Answer Key on page 180.
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(^) C Major
C Minor
C Augmented
C Diminished
(^) F Major
F Minor
F Augmented
F Diminished
(^) G Major
G Minor
G Augmented
G Diminished
(^) Bb Major
Bb Minor
Bb Augmented
Bb Diminished
(^) D Major
D Minor
D Augmented
D Diminished
(^) Eb Major
Eb Minor
Eb Augmented
Eb Diminished
(^) A Major
A Minor
A Augmented
A Diminished
(^) Ab Major
Ab Minor
Ab Augmented
Ab Diminished
(^) E Major
E Minor
E Augmented
E Diminished
(^) Db Major
Db Minor
Db Augmented
Db Diminished
C E G
C Eb G
G#
Eb Gb
F
Ab
C#
Cb
D#
Bb
Db
Fb
F#
Bbb
E#
Cb
Abb