Teacher tools for this standard
Lesson Plan · Guided Notes · Exit Ticket · Re-teach · Homework
Teacher tools for this standard
Lesson Plan · Guided Notes · Exit Ticket · Re-teach · Homework
- Lesson Plan →Objectives, pacing and practice, built from this lesson's brief.
- Guided Notes →One page your students fill in and keep.
- Exit Ticket →Three items at the end of class. No student accounts.
- Re-teach →After an exit ticket: who missed what, and what to do tomorrow.
- Homework →Assign practice; it grades itself.
8.2
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What you'll learn
- Use the Law of Cosines to solve SAS (side-angle-side) triangles
- Use the Law of Cosines to solve SSS (side-side-side) triangles
- Recognize when to use Law of Cosines vs. Law of Sines
- Solve applied problems using the Law of Cosines
- Use Heron's formula to find the area of a triangle given three sides
Review first:
Slides
Step through the lesson, or watch it as a narrated video
Slides
In development
Not yet available • Check back soon!
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