Changes

=Additional Information=

=Additional Information=

==Useful websites==

==Useful websites==

#[http://www.mathsisfun.com/geometry/circle.html maths is fun] A GOOD WEBSITE ON DEFINITIONS FOR CIRCLES

#[http://www.mathsisfun.com/geometry/circle.html maths is fun] A good website on definitions for circles.

#[http://www.coolmath.com/reference/circles-geometry.html COOL MATH] GIVES CLEAR AND EASY DEFINITIONS

#[http://www.coolmath.com/reference/circles-geometry.html COOL MATH] For clear and easy definitions.

#[http://www.mathopenref.com/circle.html OPEN REFERENCE] CONTAINS FEW SIMULATIONS

#[http://www.mathopenref.com/circle.html OPEN REFERENCE] Contains good simulations.

#[http://en.wikipedia.org/wiki/Math_circle#History WIKIPEDIA] CONTAINS EXPLANATIONS FOR CIRCLES

#[http://en.wikipedia.org/wiki/Math_circle#History WIKIPEDIA] Has good explanations on circles.

#[http://www.khanacademy.org KHAN ACADEMY] CONTAIN GOOD VIDEOS

#[http://www.khanacademy.org KHAN ACADEMY] Has good educative videos.

#[http://www.arvindguptatoys.com ARVIND GUPTA TOYS] CONTAIN VERY GOOD BOOKS ON MATHEMATICS AND SCIENCE

#[http://www.arvindguptatoys.com ARVIND GUPTA TOYS] Contains good information.

#[http://nrich.maths.org/2490 nrich.maths.org] Contain very good description of Pie

#[http://nrich.maths.org/2490 nrich.maths.org] Refer for understanding Pi.

==Reference Books==

==Reference Books==