And even a beginning piano student encounters geometry in the “circle of fifths” when learning ... Next, he noted that the order of the notes in a chord doesn’t much matter.

Other common representations include the circle of fifths ... Musical chords have a non-Euclidean geometry that has been exploited by Western composers in many different styles. A musical chord can be ...

A straight line joining two points on a circle is known as a chord. The angle between a tangent and a chord is equal to the angle in the alternate segment.