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Geometry: Angles at a Point

In this worksheet, students calculate the missing angle around a point.

'Geometry: Angles at a Point' worksheet

Key stage:  KS 2

Curriculum topic:   Maths and Numerical Reasoning

Curriculum subtopic:   2D Shapes: Circles, Angles and Bearings

Difficulty level:  

Worksheet Overview

QUESTION 1 of 10

 

Remember  

The angles around a point add to 360°

So the missing angle = 360° - 25° - 105° - 90º = 140°

Three of the four angles around a point are 70º , 60º and  65º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

Three of the four angles around a point are 75º , 90º and  65º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

Three of the four angles around a point are 100º , 60º and  58º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

Three of the four angles around a point are 110º , 160º and  54º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

Three of the four angles around a point are 120º , 120º and  65º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

Three of the four angles around a point are 140º , 64º and  95º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

Three of the four angles around a point are 145º , 64º and  85º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

Three of the four angles around a point are 128º , 67º and  145º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

Four of the five angles around a point are 76º , 60º , 142º and  65º.

Work out the size of the fifth angle in degrees.

 

(Just write the number)

Nine of the ten angles around a point are 

72º , 69º , 5º  , 18º ,  12º , 20º , 37º , 18º and  35º.

Work out the size of the tenth angle in degrees.

 

(Just write the number)

  • Question 1

Three of the four angles around a point are 70º , 60º and  65º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

CORRECT ANSWER
165
EDDIE SAYS
360 - 70 - 60 - 65
  • Question 2

Three of the four angles around a point are 75º , 90º and  65º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

CORRECT ANSWER
130
EDDIE SAYS
360 - 75 - 90 - 65
  • Question 3

Three of the four angles around a point are 100º , 60º and  58º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

CORRECT ANSWER
142
EDDIE SAYS
360 - 100 - 60 - 58
  • Question 4

Three of the four angles around a point are 110º , 160º and  54º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

CORRECT ANSWER
36
  • Question 5

Three of the four angles around a point are 120º , 120º and  65º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

CORRECT ANSWER
55
  • Question 6

Three of the four angles around a point are 140º , 64º and  95º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

CORRECT ANSWER
61
  • Question 7

Three of the four angles around a point are 145º , 64º and  85º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

CORRECT ANSWER
66
  • Question 8

Three of the four angles around a point are 128º , 67º and  145º.

Work out the size of the fourth angle in degrees.

 

(Just write the number)

CORRECT ANSWER
20
  • Question 9

Four of the five angles around a point are 76º , 60º , 142º and  65º.

Work out the size of the fifth angle in degrees.

 

(Just write the number)

CORRECT ANSWER
17
  • Question 10

Nine of the ten angles around a point are 

72º , 69º , 5º  , 18º ,  12º , 20º , 37º , 18º and  35º.

Work out the size of the tenth angle in degrees.

 

(Just write the number)

CORRECT ANSWER
74
---- OR ----

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