This video demonstrates ways that tonal scales and 4-note chords relate and how to derive all of the 35 “tonal” 4-note chords from 6 primary “tonal” scales.
Here is a link to all of the reference handouts discussed in the video: https://drive.google.com/file/d/1j0KBuMSW-0L8ipl3JDZmOTNCDj_jXgvN/view?usp=sharing
