- IB
- SL 3.5—Unit circle definitions of sin, cos, tan. Exact trig ratios, ambiguous case of sine rule
Question Type 1: Determining relationship between trigonometric functions using unit circle
Question Type 2: Given an equation of a line, finding the angle of elevation
Question Type 3: Rearranging equations and simplifying equations into either sin or cos only
Question Type 4: Substituting simple values into equations to find exact answers
Question Type 5: Solving simple expressions for the value of x
Question Type 6: Solving more difficult equations that require rearranging to solving for x
Question Type 7: Determining if the triangles suffer from ambiguous case of sine rule
Question Type 8: Given the triangle suffers from ambiguous case, finding both possible angles