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Whiteboardmaths.com © 2004 All rights reserved 5 7 2 1

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**1 LoS One Line of Symmetry Vertical lines of symmetry**

Horizontal lines of symmetry Diagonal lines of symmetry

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2 Lines of Symmetry 2 LoS

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** Rectangle The Rectangle Problem**

A rectangle has only 2 lines of symmetry and not 4 like the square To see this consider the following: Mirror Line Half a rectangle

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** The Rectangle Problem**

A rectangle has only 2 lines of symmetry and not 4 like the square To see this consider the following: Half a rectangle Mirror Line A reflection in the diagonal would produce a kite!

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3 LoS 3 Lines of Symmetry

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4 LoS 4 Lines of Symmetry

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5 Lines of Symmetry 5 LoS

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6 LoS 6 Lines of Symmetry

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**Regular Regular Polygons Equilateral Triangle Square Regular Pentagon**

Regular polygons have lines of symmetry equal to the number of sides/angles that they possess. Regular Regular Hexagon Regular Octagon

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**How many lines of symmetry for each shape?**

4 3 6 Mix 1 5 8

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**How many lines of symmetry for each shape?**

6 5 3 Mix 2 4 5

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**How many lines of symmetry for each shape?**

2 3 5 Mix 3 2 4

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**How many lines of symmetry for each shape?**

Mix 4 6 2 4 1 2 1

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**How many lines of symmetry for each shape?**

1 2 4 Mix 5 5 3

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**How many lines of symmetry for each shape?**

4 8 1 Mix 6 6 1

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**And a big thankyou to all our friends!**

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**Tracing 1 Reflections Mirror Line**

Reflect the object shape in the mirror line shown. Trace the shape and mirror line using tracing paper. object Turn tracing paper over and match up mirror lines. Tracing 1

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**Reflections Mirror Line Reflect the shape in the mirror line shown.**

Trace the shape and mirror line using tracing paper. object Turn tracing paper over and match up mirror lines. Mark position of vertices, remove tracing paper and draw image of shape.

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**Reflections Mirror Line Reflect the shape in the mirror line shown.**

Trace the shape and mirror line using tracing paper. object image Turn tracing paper over and match up mirror lines. Mark position of vertices, remove tracing paper and draw image of shape.

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**Tracing 2 Reflections Mirror Line**

Reflect the object shape in the mirror line shown. object Trace the shape and mirror line using tracing paper. Turn tracing paper over and match up mirror lines. Tracing 2

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**Reflections Mirror Line**

Reflect the object shape in the mirror line shown. Trace the shape and mirror line using tracing paper. object Turn tracing paper over and match up mirror lines. Mark position of vertices, remove tracing paper and draw image of shape.

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**Reflections Mirror Line**

Reflect the object shape in the mirror line shown. Trace the shape and mirror line using tracing paper. object Turn tracing paper over and match up mirror lines. Mark position of vertices, remove tracing paper and draw image of shape. image

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**Tracing 3 Reflections Mirror Line**

Reflect the object shape in the mirror line shown. object Trace the shape and mirror line using tracing paper. Turn tracing paper over and match up mirror lines/square corners. Tracing 3

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**Reflections Mirror Line**

Reflect the object shape in the mirror line shown. object Trace the shape and mirror line using tracing paper. Turn tracing paper over and match up mirror lines/square corners. Mark position of vertices, remove tracing paper and draw image of shape.

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**Reflections Mirror Line**

Reflect the object shape in the mirror line shown. object Trace the shape and mirror line using tracing paper. image Turn tracing paper over and match up mirror lines/square corners. Mark position of vertices, remove tracing paper and draw image of shape.

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WS 1

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WS 2

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Ws 3

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WS 4

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WS 5

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WS 6

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**How many lines of symmetry for each shape?**

4 3 6 5 8 Mix 1a

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**How many lines of symmetry for each shape?**

6 5 3 4 Mix 2a

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**How many lines of symmetry for each shape?**

2 5 3 4 Mix 3a

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**How many lines of symmetry for each shape?**

Mix 4a 6 2 4 1

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**How many lines of symmetry for each shape?**

1 2 4 5 3 Mix 5a

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**How many lines of symmetry for each shape?**

4 8 1 6 Mix 6a

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Reflections Tracing 1a

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Reflections Tracing 2a

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Reflections Tracing 3a

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Unit 4: Shapes and Space Ms Cormier April 23 rd, 2010.

Unit 4: Shapes and Space Ms Cormier April 23 rd, 2010.

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