This mathematics tutorial shows students how to use the ASTC diagrams
to solve trigonometric equations.

* Aimed at students in their final two years of high school

* Interactive examples and exercises

* Written by a Maths teacher with 20 years of teaching experience

* Completely free (no Ads).

* Works without internet so that you can learn Trigonometry while travelling in the train, bus etc. Internet only required for links to privacy policy and other tutorials.

* Made with GameMaker.

* Only a 14 MB download



Also available for free on Google Play:

* Trig Tutorial 1: Coordinate definition

* Trig Tutorial 3: Radians

* Trig Tutorial 4: Identities

* Trig Tutorial 5: Applications