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Geometry: Measuring Angles

In this worksheet, students measure angles using the onscreen protractor.

'Geometry: Measuring Angles' worksheet

Key stage:  KS 2

Curriculum topic:   Geometry: Properties of Shapes

Curriculum subtopic:   Know Angles and Degrees

Difficulty level:  

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Worksheet Overview

QUESTION 1 of 10

Care must be taken when using a protractor.

 

Top Tips:

The centre must be positioned carefully on the apex of the angle.

The Zero line must be lined up carefully along one arm of the angle.

The position of the Zero will help you decide between the inner scale and the outer scale.

Protractor

 

 

Want to understand this further and learn how this links to other topics in maths?


Why not watch this video?

 

Use the protractor to measure this angle.

Select the correct angle.

 

Acute Angle


70°

110°

180°

Use the protractor to measure this angle.

Select the correct angle.

 

Acute Angle

55°

65°

125°

135°

Use the protractor to measure this angle.

Select the correct angle.

 

Acute Angle


38°

42°

142°

Use the protractor to measure this angle.

Select the correct angle.

 

Obtuse Angle


80°

100°

180°

Use the protractor to measure this angle.

Select the correct angle.

 

Acute Angle


80°

100°

180°

Use the protractor to measure this angle.

Select the correct angle.

 

Obtuse Angle

64°

124°

76°

116°

Use the protractor to measure this angle.

Select the correct angle.

 

Acute Angle

65°

75°

115°

125°

Use the protractor to measure this angle.

Select the correct angle.

 

Acute Angle

136°

56°

144°

44°

Use the protractor to measure this angle.

Select the correct angle.

 

Obtuse Angle

73°

107°

113°

87°

Use the protractor to measure this angle.

Select the correct angle.

 

Obtuse angle

48°

152°

32°

148°

  • Question 1

Use the protractor to measure this angle.

Select the correct angle.

 

Acute Angle

CORRECT ANSWER
70°
EDDIE SAYS
The angle is acute, so it's less than 90 degrees. The angle is 70 degrees.
  • Question 2

Use the protractor to measure this angle.

Select the correct angle.

 

Acute Angle

CORRECT ANSWER
55°
EDDIE SAYS
The angle is acute, so it's less than 90 degrees. The angle is 55 degrees.
  • Question 3

Use the protractor to measure this angle.

Select the correct angle.

 

Acute Angle

CORRECT ANSWER
38°
EDDIE SAYS
The angle is acute, so it's less than 90 degrees. The angle is 38 degrees.
  • Question 4

Use the protractor to measure this angle.

Select the correct angle.

 

Obtuse Angle

CORRECT ANSWER
100°
EDDIE SAYS
The angle is obtuse, so it's more than 90 degrees. The angle is 100 degrees.
  • Question 5

Use the protractor to measure this angle.

Select the correct angle.

 

Acute Angle

CORRECT ANSWER
80°
EDDIE SAYS
The angle is acute, so it's less than 90 degrees. The angle is 80 degrees.
  • Question 6

Use the protractor to measure this angle.

Select the correct angle.

 

Obtuse Angle

CORRECT ANSWER
116°
EDDIE SAYS
The angle is obtuse, so it's more than 90 degrees. The angle is 116 degrees.
  • Question 7

Use the protractor to measure this angle.

Select the correct angle.

 

Acute Angle

CORRECT ANSWER
65°
EDDIE SAYS
The angle is acute, so it's less than 90 degrees. The angle is 65 degrees.
  • Question 8

Use the protractor to measure this angle.

Select the correct angle.

 

Acute Angle

CORRECT ANSWER
44°
EDDIE SAYS
The angle is acute, so it's less than 90 degrees. The angle is 44 degrees.
  • Question 9

Use the protractor to measure this angle.

Select the correct angle.

 

Obtuse Angle

CORRECT ANSWER
107°
EDDIE SAYS
The angle is obtuse, so it's more than 90 degrees. The angle is 107 degrees.
  • Question 10

Use the protractor to measure this angle.

Select the correct angle.

 

Obtuse angle

CORRECT ANSWER
148°
EDDIE SAYS
The angle is obtuse, so it's more than 90 degrees. The angle is 148 degrees.
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