1. Ms Marshall 3rd Year Maths
Translations Part 3
Axial Symmetry
Ms Marshall 3rd Year Maths

2. Ms Marshall 3rd Year Maths
Axial Symmemtry
Axial symmetry is a reflection in a line. It involves reflecting points through a line.
It is the mirror image of the object. Therefore the figure will flip over.
The mirror line becomes a line of symmetry.
Ms Marshall 3rd Year Maths

3. Ms Marshall 3rd Year Maths

4. Draw the image of the object under axial symmetry in the mirror line
Ms Marshall 3rd Year Maths

5. Construct the image of the object under axial symmetry
Ms Marshall 3rd Year Maths

6. Construct the image of the object under axial symmetry
Ms Marshall 3rd Year Maths

7. Note what happens when the line is a diagonal…
Ms Marshall 3rd Year Maths

8. Construct the image of the object under axial symmetry
Ms Marshall 3rd Year Maths

9. Draw a broken line to show the image of the points c,d,e,f
Ms Marshall 3rd Year Maths

10. Ms Marshall 3rd Year Maths
Construct the image…
Ms Marshall 3rd Year Maths

11. ADBC and DECF are two squares with diagonals intersecting at G and H
Under axial symmetry in DC, write down the image of ABD, [AB], <GAD
Work through Exercise 25.2 Q1, 2, 8
Ms Marshall 3rd Year Maths