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12. Trigonometric Functions

Trigonometric Functions on the Unit Circle

12. Trigonometric Functions

Trigonometric Functions on the Unit Circle

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Introduction to the Unit Circle

Introduction to the Unit Circle

Sine, Cosine, & Tangent on the Unit Circle

Sine, Cosine, & Tangent on the Unit Circle

Sine, Cosine, & Tangent of 30°, 45°, & 60°

Sine, Cosine, & Tangent of 30°, 45°, & 60°

Sine, Cosine, & Tangent of 30°, 45°, & 60° Example 1

Sine, Cosine, & Tangent of 30°, 45°, & 60° Example 1

Reference Angles on the Unit Circle

Reference Angles on the Unit Circle

Trig Values in Quadrants II, III, & IV

Trig Values in Quadrants II, III, & IV

Trig Values in Quadrants II, III, & IV Example 2

Trig Values in Quadrants II, III, & IV Example 2

Trig Values in Quadrants II, III, & IV Example 3

Trig Values in Quadrants II, III, & IV Example 3

Coterminal Angles on the Unit Circle

Coterminal Angles on the Unit Circle

Secant, Cosecant, & Cotangent on the Unit Circle

Secant, Cosecant, & Cotangent on the Unit Circle

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