# Math 1A/1B. Pre-Calculus: Trigonometry - UCI

This open course provides the student with review of intermediate algebra, geometry, and trigonometry. It is designed for those want to be successful in an introductory college calculus course, but would like additional preparation.

Pre-Calculus by Dr. Sarah Eichhorn and Dr. Rachel Lehman is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 License.

License: Creative Commons CC-BY-SA

Terms of Use: ocw.uci.edu/info

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Required attribution: Eichhorn, Sarah; Lehman, Rachel Pre-calculus 1A/1B (UCI OpenCourseWare: University of California, Irvine), ocw.uci.edu/courses/math_1a1b_pr....html. [Access date]. License: Creative Commons Attribution-ShareAlike 4.0 United States License. (creativecommons.org/licenses/by-sa/4.0/).

## Lessons hide description |
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## 1) Intro to Trigonometry## Pre-Calculus: Intro to Trigonometry Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 2) Coterminal Angles## Pre-Calculus: Coterminal Angles Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 3) Converting Between Degrees-Minutes-Seconds and Degrees## Pre-Calculus: Converting Between Degrees-Minutes-Seconds and Degrees Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 4) Converting Between Degrees and Radians## Pre-Calculus: Converting Between Degrees and Radians Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 5) Half-Angle Identities, Part 1## Pre-Calculus: Half-Angle Identities, Part 1 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 6) Half-Angle Identities, Part 2## Pre-Calculus: Half-Angle Identities, Part 2 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 7) Compositions Involving Inverse Trigonometric Functions, Part 1## Pre-Calculus: Compositions Involving Inverse Trigonometric Functions, Part 1 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 8) Compositions Involving Inverse Trigonometric Functions, Part 2## Pre-Calculus: Compositions Involving Inverse Trigonometric Functions, Part 2 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 9) Inverse Trigonometric Values## Pre-Calculus: Inverse Trigonometric Values Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 10) Law of Cosines Word Problem## Pre-Calculus: Law of Cosines Word Problem Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 11) Law of Sines and Cosines - ASA Case## Pre-Calculus: Law of Sines and Cosines - ASA Case Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 12) Law of Sines and Cosines - SAS Case## Pre-Calculus: Law of Sines and Cosines - SAS Case Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 13) Law of Sines and Cosines - SSA Case## Pre-Calculus: Law of Sines and Cosines - SSA Case Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 14) Law of Sines and Cosines - SSS Case## Pre-Calculus: Law of Sines and Cosines - SSS Case Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 15) Law of Sines Word Problem## Pre-Calculus: Law of Sines Word Problem Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 16) Reference Angles## Pre-Calculus: Reference Angles Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 17) Right Triangle Trigonometry## Pre-Calculus: Right Triangle Trigonometry Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 18) Right Triangle Word Problems## Pre-Calculus: Right Triangle Word Problems Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 19) Sketching an Angle in Standard Position## Pre-Calculus: Sketching an Angle in Standard Position Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 20) Solving Trigonometric Equations, Part 1## Pre-Calculus: Solving Trigonometric Equations, Part 1 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 21) Solving Trigonometric Equations, Part 2## Pre-Calculus: Solving Trigonometric Equations, Part 2 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 22) Solving Trigonometric Equations, Part 3## Pre-Calculus: Solving Trigonometric Equations, Part 3 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 23) Sum and Difference Identities, Part 1## Pre-Calculus: Sum and Difference Identities, Part 1 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 24) Sum and Difference Identities, Part 2## Pre-Calculus: Sum and Difference Identities, Part 2 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 25) Sum and Difference Identities, Part 3## Pre-Calculus: Sum and Difference Identities, Part 3 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 26) Solving Trigonometric Equations Quadratic in Form## Pre-Calculus: Solving Trigonometric Equations Quadratic in Form Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 27) Trigonometric Values Given Information About the Angle, Part 1## Pre-Calculus: Trigonometric Values Given Information About the Angle, Part 1 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 28) Trigonometric Values Given Information About the Angle, Part 2## Pre-Calculus: Trigonometric Values Given Information About the Angle, Part 2 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 29) Trigonometric Values of Special Angles## Pre-Calculus: Trigonometric Values of Special Angles Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 30) Trigonometric Values Given a Point on the Unit Circle## Pre-Calculus: Trigonometric Values Given a Point on the Unit Circle Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 31) Verifying Trigonometric Identities## Pre-Calculus: Verifying Trigonometric Identities Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 32) Verifying Trigonometric Identities - Double Angle Formulas## Pre-Calculus: Verifying Trigonometric Identities - Double Angle Formulas Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

## 33) Verifying Trigometric Identities - Sum &amp;amp; Difference Formulas## Pre-Calculus: Verifying Trigometric Identities - Sum & Difference Formulas Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D |

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