A shapes on piano

A is A, D♭ and E — the 1, 3 and 5 of A. On the piano there are 3 shapes to walk with ‹ ›; tap any note on the piano to pick the shape that holds it. Root, major 3rd, perfect 5th — the most consonant chord About the major triad →

Also written A maj triad, A major chord, A maj chord, Amajor and Amaj.