Parts of Circles

This applet shows the names, meanings and relationships of different parts of a circle

UK Years 5-8, KS2, KS3, Shape and Space

Instructions below    dark background    See also: Circle Theorems: 1   2   3   4   Triangles

[[Applet explaining the names of the different parts of circles]

This applet is designed to inform you of the words used to describe the different parts of a circle.
Clicking the boxes on the right will display the circle parts.

You can move the three points A, B and C around by clicking them and dragging them with your mouse.
Investigate by playing around, and learn the meanings of these important words.