Trigonometry (Precalculus II)

This course takes a unit circle approach to introducing trigonometry. Topics include unit circle trigonometry, right triangle trigonometry, periodic functions, trigonometric equations and identities, applications of trigonometry, and conics.

This course offers a set of resources including links to the text, videos, and online assessments.

This course is based on the open textbook, Precalculus, by David Lippman and Melonie Rasmussen.

Precalculus II (Trigonometry) is available as an OHM course.

  • Online Homework Manager (OHM): A flexible, LMS-integrated math homework engine with learning content and activities you tailor to fit your students’ needs.

Why Teach with Lumen Course Materials?

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  • Replace expensive textbooks: Ready-to-adopt open educational resources (OER) include text, videos, simulations, self-checks, and other interactives.
  • Choose affordability: Low cost to students.
  • Use better content: Continuous, data-driven improvements make OER content more effective at supporting learning.
  • Simplify access: Easy access to course materials in your LMS (Blackboard, Canvas, D2L, and Moodle) plus automatic grade return.
  • Improve student outcomes: Research shows Lumen course materials can improve academic performance, passing rates, and course completion.

FOR INSTRUCTORS

  • Save time: Start with curated, outcome-aligned OER and supplemental instructor resources like quiz banks, assignments, slide decks, etc. 
  • Customize your course: Freedom to tailor course content to fit your learning outcomes and instructional approach.
  • Enjoy awesome support: Faculty-friendly onboarding, training, and support. 

See OER pioneer David Wiley’s overviews of Lumen courseware.

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FOR STUDENTS

  • Learn by doing: Online homework, self-check activities, and other interactive tools strengthen learning.
  • Engage from day one: Avoid falling behind with access course materials from the first day of class.
  • Retain materials: Download a digital copy of course content to keep forever.
  • Become a better learner: Real-time feedback guides students on where to focus and how to improve.

Three Steps to Teaching this Course in Your Class

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Pick the course you want to teach

Fill out our Try this Course form, and we’ll get materials to you

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Setup your course in your LMS (optional)

Send a message to support@lumenlearning.com if you’d like help

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Wondering what it’s like? Watch a faculty roundtable video