# Circle (mathematics)/Related Articles

From Citizendium

*See also changes related to Circle (mathematics), or pages that link to Circle (mathematics) or to this page or whose text contains "Circle (mathematics)".*

## Parent topics

- Conic section [r]: Curve produced when intersecting a cone (more precisely, the surface of a right circular cone) with a plane.
^{[e]}

- Ellipse [r]: Planar curve formed by the points whose distances to two given points add up to a given number.
^{[e]} - Wheel [r]: A simple machine, most often used to transfer rotational motion or to convert it to linear motion; the fundamental technology of most transportation methods
^{[e]} - Cylinder [r]:
*Add brief definition or description* - Pi [r]:
*Please do not use this term in your topic list, because there is no single article for it. Please substitute a more precise term. See Pi (disambiguation) for a list of available, more precise, topics. Please add a new usage if needed.* - Squaring the circle [r]:
*Add brief definition or description* - Incircle [r]:
*Add brief definition or description* - Circumcircle [r]:
*Add brief definition or description* - Power (geometry) [r]:
*Add brief definition or description*