(Practice) |
| 5.1 Fundamental Identities |

(Practice) |
| 5.2 Proving Trigonometric Identities |

(Practice) |
| 5.3 Sum & Difference Identities |

(Practice) |
| 5.4 Multiple-Angle Identities |

(Practice) |
| Solving Trigonometric Equations |

(Practice) |
| 5.5 The Law of Sines |

(Practice) |
| 5.6 The Law of Cosines & Area of a Triangle |