Math - Trigonometry Using Sin, Cos or Tan to Find an Angle

A sample lesson showing how to use Trigonometry to find the size of an angle using Sin Cos and Tan, from the expertmathstutor DVD GCSE Maths Revision system. The system comes with 7 DVD's and lessons covering the entire GCSE syllabus plus a 75 page question book and accompanying 80 page worked solution book so you can see where you've gone wrong or right!

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