Topic A: Lessons 1-7: Unit circle definition of trig functions (K-A)

• Unit circle (K-A)
• The trig functions & right triangle trig ratios (K-A)
• Trig unit circle review (K-A)
• Trig values of special angles (K-A)
• Sine & cosine identities: symmetry (K-A)
• Tangent identities: symmetry-video (K-A)
• Tangent identities: periodicity-video (K-A)