Chapter 1 Angles, Circles, and Triangles , 1-27 Chapter 2 Right Triangles & Angle Functions , 28-38 Chapter 3 Values of Functions of Acute Angles Trigonometric Tables , 39-51 Chapter 4 Right Triangle Calculations , 52-64 Chapter 5 Solution of Problems by Means of Right Triangles , 65-87 Chapter 6 Functions of Any Angle , 88-98 Chapter 7 Properties & Formulas of Oblique Triā¦