MATSEC AM Pure Mathematics Complete Prep Course — Lesson 45: Radians, the six functions, CAST and exact values

Sarah Mitchell teaches radian measure, converting with pi over one hundred and eighty in either direction, and drills the CAST rule for signs in all four quadrants. She covers the memorised exact values for pi over six, pi over four and pi over three, the three reciprocal functions, reference angles for obtuse and reflex angles, periodicity of two pi and pi, and odd and even symmetry.

Lesson 45 of 158 in the MATSEC AM Pure Mathematics Complete Prep Course audio course from ExamPrepRise.

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