This is a complete lesson on 3D Trigonometry that looks at how to solve problems in 3 dimensions using trigonometry. The lesson is designed with the new GCSE specification in mind.

### Lesson Objective

- To use trigonometry rules to solve problems in 3 dimensions.

### Who is this Lesson For?

This pack is designed for GCSE higher tier students. It could also be used with high ability Key Stage 3 students.

### What is Included?

Included in this download are the following:

- Full lesson plan for the ‘3D Trigonometry’ lesson, including introduction, teaching content, individual activities, plenary and suggested support and extension activities
- Trigonometry Introduction
- 3D Trigonometry Example
- Mini-Plenary
- 3D Trigonometry Example
- Student Worksheet on 3D Trigonometry
- Further Trigonometry Fact Sheet
- Complete Solutions to all Questions

### Lesson Progression

This is the seventh lesson in the Further Trigonometry unit of work (the unit is also **available as a pack** including homework activities and a unit assessment).

The other lessons in the unit are: