Triads are three-note chords made up of the lowest note (known as the root note), a middle note, (the third), and the top note (the fifth). But when you play a set of diatonic chords like this, built ...

The circle of fifths is a deceptively simple diagram that lays out every musical note, key, three-note chord and scale, and charts the relationship between them. A bit like a musical version of the ...