| __ | 1. | Element | | A. | where sets overlap; elements in more than one set | | __ | 2. | Intersection | | B. | a part of a set | | __ | 3. | Null Set | | C. | the empty set | | __ | 4. | Set | | D. | a collection of elements | | __ | 5. | Subset | | E. | an object in a set |
| __ | 6. | Complement of a set | | A. | all elements not in the set | | __ | 7. | Sample space | | B. | the set of all possible outcomes of an event | | __ | 8. | Union | | C. | graphic organizer for sets | | __ | 9. | Universal Set | | D. | the set that contains everything | | __ | 10. | Venn Diagram | | E. | all elements in the sets |
| __ | 11. | U | | A. | is not an element of | | __ | 12. | {1,2,3} | | B. | union | | __ | 13. | Ø | | C. | is an element of | | __ | 14. | ∈ | | D. | intersection | | __ | 15. | ∉ | | E. | subset | | __ | 16. | ∩ | | F. | not a subset | | __ | 17. | ∪ | | G. | null set | | __ | 18. | ⊂ | | H. | Universal Set | | __ | 19. | ⊄ | | I. | a set containing 1, 2, and 3 | | __ | 20. | ⊆ | | J. | subset or equal to |
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