Some of the Many Uses of Trigonometry...

Most students hate trigonometry. But that's a real shame because it is certainly one of the most useful bits of mathematics that you will do. Following are some of the applications of trigonometry - I hope you find them interesting.

1. Core Trigonometry

Trigonometric Functions
Trigonometric Graphs
Additional Topics in Trigonometry

2. Complex Numbers

Part 4. Polar Form
Part 5. Exponential Form
6. Products, Quotients, Powers and Roots

3. Differentiation

1. Derivatives of the Sine and Cosine Functions
2. Derivatives of Other Trig Functions
3. Derivatives of Inverse Trig Functions
4. Applications: Derivatives of Trigonometric Functions
Split Functions
Curvilinear Motion

5. Integration

Methods of Integration (most of the chapter)
Integration Proj4

6. Differential Equations

1 Solns of Diff Equations
5 Series RL Circuit
RL Example 4
2nd ODE_Damped
DE_Proj_2
DE_Proj_3

7. Fourier Series

Fourier Series (whole chapter)

8. Laplace Transformation

Applications of Laplace

9. Matrices

3. Matrices
4. Multiplication of Matrices

10. Plane Analytical Geometry

Inclination of a Line
7. Polar Coordinates
7 Curves in Polar Coordinates

11. Systems of Equations

Graphical Solutions