👉 Synaxaries, also known as "scales," are a type of mathematical tool used in arithmetic and algebra. They consist of two parallel lines with one line on each side, which are arranged to form an equilateral triangle. The numbers that can be placed between these lines are the ones that make up the sides of the triangle. The term "synaxaries" is derived from the Greek word "synaxa," meaning "equal parts." In this context, a synaxary represents