# Recognise right angles

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## Lesson details

### Key learning points

1. In this lesson, we will learn how to make a right angle measurer (90), then use this to identify right angles within angles, shapes and daily objects.

### Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

## Video

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## Worksheet

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## Starter quiz

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### 9 Questions

Q1.
REVIEW: An angle is formed when two lines meet
false
Q2.
REVIEW: Shapes have angles inside?
false
Q3.
What does an angle measure?
The amount of space between 2 lines
Correct answer: The amount of turn between 2 lines
Q4.
How many angles are inside a triangle?
2
4
Q5.
Which angle is the greatest?
1
2
Q6.
Which angle is the smallest?
2
3
Q7.
How many angles does this shape have
0
1
2
3
4
5
7
8
Q8.
Which angle is the smallest
1
2
4
5
6
Q9.
Which angle is the greatest?
1
2
3
5
6

## Exit quiz

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### 7 Questions

Q1.
REVIEW: An angle is formed when two lines meet
false
Q2.
How big is a right angle?
180°
270°
360°
Q3.
Does this shape have a right angle inside it?
no
Q4.
Which shapes have a right angle (tick 2)
circle
square
Q5.
How many right angles are there inside a square?
2
3
5
Q6.
Which angle is a right angle?
1
3
Q7.
Which angles are right angles (tick 2)