Β 
VIEW IN FULL SCREEN

AQA A-level Maths Circles

Circles

This page covers the following topics:

1. Coordinate geometry of a circle

A circle that has a centre of coordinates (a, b) and a radius of length r has an equation of the form: (x βˆ’ a)Β² + (y βˆ’ b)Β² = rΒ².

Coordinate geometry of a circle

1

State the equation of a circle with centre (0, 5) and radius 8.

State the equation of a circle with centre (0, 5) and radius 8.

2

State the equation of the given circle.

State the equation of the given circle.

3

State the equation of the given circle.

State the equation of the given circle.

4

A circle has equation xΒ² + yΒ² = 9. State the coordinates of the centre of the circle and the length of its radius.

A circle has equation xΒ² + yΒ² = 9. State the coordinates of the centre of the circle and the length of its radius.

5

State the equation of the given circle.

State the equation of the given circle.

End of page

Β