Are you trying to learn English? because the word function doesn't fit "On the function of the textbook in the classroom is right to say that'
Answer:
It's called the circle of fifths because each key signature is separated by the distance of a fifth interval (for example: C to G on the circle above represents a fifth). it was help full because Use the circle of fifths to recall how many sharps or flats each key signature has, and to understand which major and minor keys are relative (or share the same key signature).
Memberi hadiah, khidmat masyarakat, membantu mereka, membuat pastri untuk mereka
"The gravitational pull of the Moon and the Sun makes the water in the oceans bulge, causing a continuous change between high and low tide." I got this from timeanddate.com