Choose the appropriate chapter from the list:

Chapter - Extensions in Trigonometry

Review of basic trigonometry, degrees and minutes, finding an unknown side, finding unknown angle and knowledge about angles larger than 90 are presented in this chapter.

Chapter - Sines, Cosines, Tangents and Pythagoras Theorem

The chapter provides the way to name the sides of an right triangle, tangent ratio, sine ratio, cosine ratio, unknown in the denominator, bearings and Pythagoras theorem.