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The most common type of meter has clock-type dials as shown below. The meter may have four to six dials. Read the dials from left to right.
If the dial hand is not directly on a number, record the preceding number.
When a hand is directly on a number, always check the dial to the right. If the hand on the right is NOT ON OR PASSED THE ZERO, record the preceding number.

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## Glossary

### union

The union of two sets A and B is the set containing all the elements of A and B.

Full Glossary List

## This question appears in the following syllabi:

SyllabusModuleSectionTopicExam Year
AQA GCSE (9-1) Foundation (UK)G: Mensuration and CalculationG15: Measurements with Scale Drawings and BearingsScales-
CIE IGCSE (9-1) Maths (0626 UK)4 MensurationC4.1 Using UnitsUsing Scales-
Edexcel GCSE (9-1) Foundation (UK)G: Mensuration and CalculationG15: Measurements with Scale Drawings and BearingsScales-
GCSE Foundation (UK)MeasuresMensurationScales-
OCR GCSE (9-1) Foundation (UK)10: Mensuration10.01c: Maps and Scale DrawingsScales-
Universal (all site questions)MMensurationScales-