Lesson 33: Law of Cosines

Hi Everyone! On this page you will find some material about Lesson 33. Read through the material below, watch the videos, and follow up with your instructor if you have questions. Learning Outcome (from Coburn and Herdlick’s Trigonometry textbook) Apply the law of cosines when two sides and an included angle are known (SAS). Apply … Continue reading Lesson 33: Law of Cosines