Sets & Real Numbers: Week 1

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Across
  1. 2. The symbols that enclose the elements of a set.
  2. 5. The elements that two sets have in common.
  3. 6. A set with no end or limit to its elements.
  4. 10. A subset that is smaller than the original set.
  5. 12. A set where every element is contained in another set.
Down
  1. 1. A picture that uses overlapping circles to show sets.
  2. 3. An object or member contained in a set.
  3. 4. A well-defined collection of objects with no repeats.
  4. 7. A set with a limited number of elements.
  5. 8. The set of triangles with four sides.
  6. 9. Another word for finite.
  7. 11. Something that may differ between two sets even if the sets are equal.