circle of fifths

• As the name implies, the Circle of Fifths is a circle that

  connects all 12 tones used in Western music.

  
• circle of fifths is a visual representation of the 


  musical relationship between these 12 tones

  
• By using the Circle of Fifths, one can quickly and easily determine the key signature of any major or minor key

  
• the circle of fifths determines the chords that will sound good together in a given key

  
• circle of fifths is an essential tool for better understanding of the 


  underlying structure of music.