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Trig functions, equations & identities

⭕ Learning Objectives SL + HL students: HL students only: • working with radian measure of angles • computing length of an arc and area of a sector • the unit circle and the definitions for \sin \theta ,\;\cos \theta and \tan \theta • knowing exact values of \sin \theta ,\;\cos \theta & \tan \theta for 0,\frac{{{\pi}}}{6},\frac{{{\pi}}}{4},\frac{{{\pi}}}{3},\frac{{{\pi}}}{2} and their multiples • the Pythagorean...

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