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# How do I understand the graphs of trigonometric functions for angles of any size?

By Kris Boulton on the 11th of June, 2012

## Understand the graphs of trigonometric functions for angles of any size

### Graphs and Trigonometry

We can plot graphs of the three trigonometric functions, Sin, Cos and Tan.

x axis gives the angle (Ao), the y axis gives the value for SinA/CosA/TanA

You read it like any other graph.

Sin Graph

[picture missing]

Cos Graph

[picture missing]

Tan Graph

[picture missing]

[picture missing]

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