Naming Parts Of A Circle Worksheet. A circle is the set of all points in a plane that are equidistant from a given point, called the center of the circle. Centre, radius, diameter, circumference, arc, area, chord, tangent, sector and segment.

This worksheet will help you identify the parts of a circle and their definition. What are the “parts of the circle worksheet”? The parts of a circle are the radius, diameter, circumference, arc, chord, secant, tangent, sector and segment.