# Unit Overview: Advanced Trigonometry 3

## Lessons:

4 lessons

### Trigonometry in 3D shapes

In this lesson, we will learn how to apply trigonometry to solve problems involving missing lengths in 3D shapes such as cuboids and tetrahedrons. .

• 10m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Solve trig equations involving sin x between 0 and 360

In this lesson, we will learn how to solve trigonometric equations involving sin(x) between 0 and 360 degrees. We will investigate and interpret the plot of the function y = sin(x).

• 7m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Solve trig equations involving cos x between 0 and 360

In this lesson, we will learn how to solve trigonometric equations involving cos(x) between 0 and 360 degrees. We will investigate and interpret the plot of the function y = cos(x).

• 6m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Sine Rule Ambiguous Case

In this lesson, we will learn about the ambiguous case when applying the sine rule. There are circumstances whereby our equation will produce two answers. Here we discuss how to interpret them correctly.

• 5m Video
• Presentation(PPT)
• Worksheet
• Transcript