1. Trigonometric Functions
L.O.
All pupils understand how the trigonometric functions are ratios
All pupils can sketch the trigonometric identities

2. Starter:
What are the trigonometric ratios?

3. Starter:
What are the trigonometric ratios?

4. Trigonometric Functions
L.O.
All pupils understand how the trigonometric functions are ratios
All pupils can sketch the trigonometric identities

5. Main: 90
180
360
270

6. Main: 90
Triangle
180
360
270

7. Main: 90
Triangle
180
360
If the angle at the centre, within the triangle, is 30 degrees, find sin, cos and tan of the angle
270

8. Main: 90
Triangle
180
360
If the angle at the centre, within the triangle, is 60 degrees, find sin, cos and tan of the angle
270

9. Main: 90
Triangle
180
360
Moving the triangle around the edge of the circle and remembering the trig. Identities, can you predict any values for sin, cos and tan?
270

10. Main: 90
180
270
360
Triangle
Angle
sinx
cosx
tanx 90
180
270
360

11. Main:
sin 90
180
270
360
cos 90
180
270
360
tan 90
180
270
360

12. Trigonometric Functions
L.O.
All pupils understand how the trigonometric functions are ratios
All pupils can sketch the trigonometric identities

13. Plenary:

14. Trigonometric Functions
L.O.
All pupils understand how the trigonometric functions are ratios
All pupils can sketch the trigonometric identities