Crescent arrangements are based on which of the following geometric shape? Mass Circular Triangular Square

The correct answer is: Circular.Crescent arrangements are based on the geometric shape of a circle. In geometry, a crescent shape is a shape that is a segment of a circle, typically representing a crescent moon. The term "crescent" refers to the curved, crescent-like shape of the moon when it is in its first or third quarter phase. The circular shape of the crescent moon is what makes it a crescent arrangement.