Law of Cosines

TMM 002 PRECALCULUS (Revised March 21, 2017)

2c. Analyze general triangles. Routine analysis of side lengths and angle measurements using trigonometric ratios/functions, as well as other relationships.*
Sample Tasks:

• The student can solve general triangles using trigonometric ratios and relationships including laws of sine and cosine.
• The student can compare similar triangles.
• The student can compute length and angle measurements inside complex drawings involving multiple geometric objects.
• The student can algebraically describe relationships inside complex drawings involving multiple geometric objects.