**What are you going to learn?**

**Content**

Apply various concepts of right triangle trigonometry.

Apply the concepts of trigonometry to any angle in the rectangular coordinate plane.

Construct and analyze the graphs of trigonometric functions and their inverses.

Verify trig identities and solve trig equations

Solve and find the area of oblique triangles.

Work with complex numbers in algebraic and trigonometric form.

**Chapter 1. Introduction**

Angles and Triangles

Similar Triangles

Trigonometric Functions in Right Triangles

Solving Right Triangles

Trigonometric Functions of Angles in Te Plane

Trigonometric Functions of Non-Acute Angles

Basic Trigonometric Identities

**Chapter 2. Angles in The Plane**

**Chapter 3. Radian Measure**

Arcs

Linear peed and Angular Speed

Trigonometric Function in the Unit Circle

**Chapter 4. Graphs of Trigonometric Functions**

Sine an Cosine

Tangent and Cotangent

Secant and Cosecant

**Chapter 5. Identities**

Sum and Difference Identities

Double Angle Identities

Half Angle Identities

Corrective Actions

Product Sum and Sum to Product Identities

**Chapter 6. Inverse Trigonometric Functions**

Solving Equations with One Trigonometric Function

Solving Equations with Multiple Trigonometric Functions

##### Chapter 7. The Law of Sines

Solving Equations with One Trigonometric Function

Solving Equations with Multiple Trigonometric Functions

**Chapter 8. The Law of Cosines**

Solving Equations with One Trigonometric Function

Solving Equations with Multiple Trigonometric Functions

**Chapter 9. Complex Numbers**

Rectangular Form

Polar Form

Operations

**Chapter 10. Vectors**

Rectangular Form

Polar Form

Operations

### Bibliography

Mckeague, Charles P.

Harcourt Brace College Publishers, 4th ed.*Trigonometry.*Ron Larson; Robert P. Hostetler (2006).

. Cengage Learning.*Trigonometry*

### Webgraphy

__Weisstein, Eric W.__"Trigonometry." From__MathWorld__--A Wolfram Web Resource.__https://mathworld.wolfram.com/Trigonometry.html__