The circle with centre at an arbitrary point Whiteboard exercise Play

The circle with centre at the origin Student activity Play

The column vector Whiteboard exercise Play

The common points of the disc and the coordinate axes Student activity Play

The composition of two enlargements Animation Play

The conversion graph Whiteboard exercise Play

The coordinates of a given point Simulation Play

The coordinates of the marked points Whiteboard exercise Play

The coordinates of the vertex of a parabola Animation Play

The cosine and coordinates of the points Animation Play

The cosine of an arbitrary angle Student activity Play

The cosine – reducing angles Student activity Play

The course of the reaction Animation Play

The distance between the points in the coordinate system Whiteboard exercise Play

The distance formula Student activity Play

The distance formula – applications Student activity Play

The equation of a circle going through a point Student activity Play

The equation of a circle with centre at an arbitrary point Student activity Play

The equation of a circle with centre at the origin Student activity Play

The equation of a horizontal line Animation Play

The equation of a vertical line Animation Play

The equation of the line Whiteboard exercise Play

The equation of the tangent Animation Play

The formula for linear regression Student activity Play

The formula for linear regression Animation Play