👉 Rimmers are a type of mathematical object that can be defined as a line segment, particularly in the field of geometry and trigonometry. They are crucial for solving problems related to circles or triangles because they allow us to find lengths or angles that cannot easily be determined by using traditional methods. In geometry, a rimmer is often used to represent a line segment within a circle or other geometric shape. It can also be used to represent an angle between two lines in a triangle or other polygon.