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Software/Applets used on this page

jsMath
This page uses jsMath
You can get a better display of the maths by downloading special TeX fonts from jsMath. In the meantime, we will do the best we can with the fonts you have, but it may not be pretty and some equations may not be rendered correctly.

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) Higher (UK)G: Mensuration and CalculationG19: Relating Areas and Volumes in Similar FiguresEffects of Enlargements on Area-
CIE IGCSE (9-1) Maths (0626 UK)3 GeometryB3.4 Similar FiguresEffects of Enlargements on Area-
Edexcel GCSE (9-1) Higher (UK)G: Mensuration and CalculationG19: Relating Areas and Volumes in Similar FiguresEffects of Enlargements on Area-
GCSE Higher (UK)MeasuresEnlargementEffect on area-
OCR GCSE (9-1) Higher (UK)9: Congruence and Similarity9.04c: Further Similar ShapesEffects of Enlargements on Area-
Universal (all site questions)EEnlargementEffect on area-