Math Grade 11
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9.1 Introduction
9.2 Units of Measures of Angles
9.2 Units of Measures of Angles
9.2.1. Sexagesimal System
9.2.2. Conversion from D<sup>?</sup>M<sup>`</sup> S<sup>``</sup> to a decimal form and vice versa
9.2.3. Circular System (Radians)
9.3 Relation between the length of an arc of a circle and the circular measure of its central angle.
9.3 Relation between the length of an arc of a circle and the circular measure of its central angle.
9.3.1 Conversion of Radian into Degree and Vice Versa
Exercise 9.1
9.4 General Angle (Coterminal Angles)
9.5 Angle In The Standard Position
9.6 Trigonometric Functions
9.7 Trigonometric Functions of any angle
9.8 Fundamental Identities
9.9 Signs of the Trigonometric functions
Exercise 9.2
9.10 The values of Trigonometric Functions of acute angles 45<sup>?</sup>, 30<sup>?</sup> and 60<sup>?</sup>
9.11 The values of the Trigonometric Functions of angles 0<sup>?</sup>, 90<sup>?</sup>, 180<sup>?</sup>, 270<sup>?</sup>, 360<sup>?</sup>.
Exercise 9.3
9.12 Domains of Trigonometric functions and of Fundamental Identities
Exercise 9.4
