Definition: The term "septaugintal" is a phrase from ancient Greek that refers to an octagonal shape. It is used in various contexts, such as architecture and geometry. The septaugintal is often associated with the Pythagorean theorem, which states that the square of the length of one side of a right-angled triangle equals the sum of the squares of the other two sides. In mathematics, the septaugintal is a geometric shape characterized by having four straight lines in