Year 3

Year 3

# To identify angles inside 2D shapes

## Lesson details

### Key learning points

1. In this lesson, we will review what an angle is. We will begin to explore various angles that are found inside 2D shapes and identify patterns between the number of sides and the number of angles.

### 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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### 4 Questions

Q1.
What is an angle?
An angle is a number bigger than 10.
An angle is a part of a whole.
An angle is created when a pair of lines run next to each other but never touch.
Correct answer: An angle is the space created between a pair of intersecting lines.
Q2.
Which images show an angle being formed? (3 answers)
A
Q3.
Which symbol compares the angle sizes correctly?
+
<
=
Q4.
Which angle is the greatest?
B
C

## Exit quiz

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### 5 Questions

Q1.
An angle is a measure of....
capacity
mass
time
Q2.
Which symbol compares these angles correctly?
<
=
x
Q3.
How many angles are inside this 2-D shape?
0
1
2
4
Q4.
How many angles are inside this 2-D shape?
10
4
6
Q5.
In total, how many angles are inside 3 squares?