ocr: - - - 2. MUSI - - - FHEOR 1 - - - triad can grow in complexity by adding new pitches to it. Harmony Play Any Starting with our original chord, ifwe add a pitch that is 7 steps 6of9 away from the lowest pitch, a 7th chord is created. 6 Click on play to hear and 6B 7 Summary see how this happens. 4G - 5A 3F 2E - 8/1 D 7C Adding yet another pitch, 6B let's say 9 steps above 4G 5A the lowest pitch -- will 2E 3F produce a 9th chord. C 1D D E FGA DICOEFIOALD Click on play again to hear and see how this happens. Return