SL 3.5—Unit circle definitions of sin, cos, tan. Exact trig ratios, ambiguous case of sine rule

Master SL 3.5—Unit circle definitions of sin, cos, tan. Exact trig ratios, ambiguous case of sine rule with International Baccalaureate (IB) Mathematics Analysis and Approaches exam-style questions, flashcards, lessons, and notes. All resources are aligned with the International Baccalaureate (IB) syllabus and designed for both SL and HL students.

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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

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