1. What are triangular graphs?
L.O: To learn how to plot triangular graphs and interpret them.
Do now:
Underline/highlight key points from the employment structure sheet.
Then stick in your book.

2. Triangular Graph
Triangular graphs are used for representing different types of data, and are very useful when three components are involved.
Think about what we have been studying what three different components could we compare?
Primary
Secondary
Tertiary

3. Just like a pie chart or your bar graphs…
Just like a pie chart or your bar graphs…. Triangular graphs are another way of showing data

4. Triangulation Pyramids
100 90 80 70
Primary 60 50 40 30 20 10

5. Triangulation Pyramids10 20 30 40 50 60 70 80 90
100
Tertiary

6. Triangulation Pyramids
Secondary

7. Triangulation Pyramids Triangulation Pyramids Triangulation Pyramids
100 90 80 70
Secondary
Primary 60 50 40 30 20 10
Tertiary

9. Set targets to improve. What can you improve for next lesson?.
Plenary
Set targets to improve. What can you improve for next lesson?.