Sets
Click on a number in the grid to see the clue for that number.
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter.
Across: |
| 1. | The number of elements in a set. | | 3. | A set that contains all the possible elements. | | 5. | Every element of this set is in another set. | | 6. | Those elements that are in set A, but are not in set B. | | 8. | The possible elements that are not in the set. | | 10. | All the elements (without repetition) that are in either set A or set B. | | 11. | Sets that have exactly the same elements. | | 12. | A collection of well defined objects. |
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Down: |
| 2. | All the elements that are in both set A and set B. | | 4. | A diagram used to represent sets | | 7. | Something that is in a specific set. | | 9. | The set that has no elements. |
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(c) Project Maths Development Team