Graphs of Sine Cosine and Other Trig functions

Definition of Sine Cosine and Tangent

Drag the value of "theta" to move the point around the circle. The graph draws the points on the sine and cosine curve. You can also draw tangent and other trig functions by right clicking on 'tan' in the objects list and clicking 'show object'.

This is a Java Applet created using GeoGebra from - it looks like you don't have Java installed, please go to

John Maharry, 11/5/2011, Created with GeoGebra