How to Learn Harmony: Triads and Chords

A structured path through Harmony: Triads and Chords — from first principles to confident mastery. Check off each milestone as you go.

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Estimated: 26 weeks

2-3 weeks

Build all four triad qualities (major, minor, diminished, augmented) from any given root using interval stacking.

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2-3 weeks

Identify the quality of each diatonic triad in all major keys. Master the I-ii-iii-IV-V-vi-vii-dim pattern.

2-3 weeks

Build diatonic triads in natural, harmonic, and melodic minor. Understand how the raised 7th affects chord qualities.

2-3 weeks

Learn root position, first inversion, and second inversion for triads. Master figured bass notation for all inversions.

3-4 weeks

Construct and identify all five common seventh chord types. Learn where each occurs naturally in major and minor keys.

3-4 weeks

Classify chords by tonic, predominant, and dominant function. Analyze harmonic progressions using Roman numerals.

2-3 weeks

Study common progressions (I-IV-V-I, I-vi-IV-V, ii-V-I). Understand harmonic rhythm and phrase structure.

2-3 weeks

Practice AP-style questions on chord quality, inversion, figured bass, and Roman numeral analysis in both major and minor keys.

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