Other Triads Piano Pages   William Wieland
Prerequisites: Major Triads and Minor Triads
Diminished Triad (viio, bo, B dim)
  • Lower the 3rd & 5th of a major triad ½ step
  • Raise the root of a major triad ½ step
  • 2 minor 3rds
  • Major scale degrees 7 - 2 - 4 (ti - re - fa)
Augmented Triad (V+, G+, G aug)
  • Raise the 5th of a major triad ½ step
  • 2 major 3rds
  • Major scale degrees 5 - 7 - raised 2 (sol - ti - ri)
Schaum. Easy Keyboard Harmony. Book 1. Pages 16-31 use diminished and augmented triads.