Mathematics, 18.03.2021 04:00 sksksksksk1

Given a point (9,-3) on the terminal arm of the angle theta: i) Sketch the terminal arm with accurate measurements labelled.
ii) Calculate the value of the principal angle theta to the nearest degree if 0º = theta = 360°
iii) Calculate the value of the acute angle B to the nearest degree.
iv) Calculate the ratio of cosß.

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Given a point (9,-3) on the terminal arm of the angle theta: i) Sketch the terminal arm with accura...