and the secondary chords - II, III, VI and VII. All four cadences can be found in Classical music. Perfect and plagal cadences are used to end musical phrases. Imperfect and interrupted cadences ...
The dominant seventh of a V chord can be shown by the symbol V7. For example, G7 is made by taking the major triad of G (G - B - D) and adding an F (G - B - D - F). A cadence is formed by two ...