This document defines and explains key terms related to circles, including circumference, which is the distance around the circle; center/centre, which is the midpoint of a circle; radius, which is a line drawn from the center through the circumference; diameter, which is a line connecting two points on the circumference through the center and is the longest chord; and arc, which is a part of the circumference. It lists these terms - circumference, center/centre, radius, diameter, chord, and arc - and their definitions.

2. The outside of the circle is called…
circumference
The circumference is the distance around the
circle.

3. The midpoint of a circle is called…
centre

4. radius

5. The line drawn from one circumference through
the centre to another circumference is …
radius
diameter

6. A line that connects one point on the edge of the
circle with another point on the circle is called ….
chord
The chord that passes through thecentre of
the circle is the diameter.

7. A part or portion of the
circumference of the circle is
called...
a r
c

8. Parts of the Circle
3. centre
4. radius
2.diameter
1. chord
5. arc

9. Thank You!!!