10 questions: Basic angles and radians
20 questions: Exact values and the unit circle
20 questions: Signs, periodicity, and transformations
20 questions: Trigonometric graphs
20 questions: Trigonometric equations
20 questions: Addition formulas
20 questions: Double-angle formulas
30 questions: Identities and transformations
50 questions: Applications and mixed practice
100 questions: Comprehensive high school review