# Reading angles on a protractor (Part 1)

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## Lesson details

### Key learning points

1. In this lesson, we will learn how to read a protractor and measure accurately to 10°, 5° and 1°.

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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 the definition of a reflex angle?
above 180°
Correct answer: above 180° and below 360°
below 180°
between 90° and 180°
Q2.
Which of these angles is a reflex angle
1
2
3
5
6
Q3.
Order these angles from smallest to largest.
1, 2, 3, 4
1, 3, 2, 4
Correct answer: 1, 3, 4, 2
1, 4, 2, 3
1, 4, 3, 2
Q4.
Is this statement always, sometimes or never true: "I can draw a triangle with an (internal) reflex angles"
always true
sometimes true

## Exit quiz

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### 5 Questions

Q1.
Does this angle measure 150° or 30°
150°
Q2.
What does this angle measure
50°
both
neither
Q3.
What does this angle measure?
144°
154°
156°
34°
Q4.
What does this angle measure?
158°
162°
18°