# Lines of symmetry

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## Lesson details

### Key learning points

1. In this lesson, we will learn about lines of symmetry and the way to determine how many lines of symmetry a shape has.

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## Video

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## Worksheet

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## Starter quiz

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### 6 Questions

Q1.
What is the order of rotational symmetry of a shape?
How many times I can turn a shape
Correct answer: The number of positions a shape can be rotated into and still look the same.
The reflection of a shape
The turning of a shape
Q2.
What is the order of rotational symmetry of this shape?
0
1
2
Q3.
All shapes have an order of rotational symmetry of at least?
0
2
4
Q4.
What is the order of rotational symmetry for this shape?
2
3
8
Q5.
What is the order of rotational symmetry?
1
2
5
Q6.
A rectangle has rotational symmetry of order....
0
1
4
Option 5

## Exit quiz

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### 6 Questions

Q1.
Decide if the statements are always true, sometimes or never true: An irregular quadrilateral has 4 lines of symmetry.
Always true
Sometimes true
Q2.
Decide if the statements are always true, sometimes or never true: The number of lines of symmetry a polygon has is more than its number of sides.
Always true
Sometimes true
Q3.
Decide if the statements are always true, sometimes or never true: A regular polygon has as many lines of symmetry as it does sides.
Never true
Sometimes true
Q4.
Decide if the statements are always true, sometimes or never true: The number of lines of symmetry a polygon has is the same as its order of rotational symmetry.
Always true
Never true
Q5.
How many lines of symmetry does a parallelogram have?
1
2
4
Q6.
How many lines of symmetry does the shape below have?
1
2