4.1 Introducing Trigonometric Functions
4.3 Defining Exact Values of Trigonometric Ratios
4.5 Investigating the Sine Law
4.7 Introducing Trigonometric Identities
4.9 Exploring Transformations of Sinusoidal Functions
4.2 Connecting Primary Trigonometric Ratios and the Unit Circle
4.4 Exploring Angles Between 0 and 360 Degrees
4.6 Investigating the Cosine Law
4.8 Identifying the Characteristics of Periodic Functions
4.10 Applying Sinusoidal Functions to Real World Problems