Remember that (a) angles on a line add up to 180º | |
and (b) angles at a point add up to 360º |
Practice Questions Work out the answer to each of these questions then click on the button marked to see whether you are correct. |
Question 1
Calculate the unknown angle in each of the following diagrams.
Question 2
Calculate the unknown angle in each of the following diagrams.
Question 3
The diagram below shows a playground roundabout from above. Five metal bars are fixed to the centre of the roundabout as shown. The angles between the bars are all the same size.
Question 4
A boy hangs a punchbag on a washing line.
Question 5
The diagram below shows two straight lines which cross each other.
Question 6
In the diagram below, the large angle is 4 times bigger than the smaller angle.
Question 7
The diagram below shows a regular hexagon. The angles marked at the centre are all the same.