CROSSWORD

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Across
  1. 3. Another name for a fraction bar
  2. 5. A polygon that does not have all sides equal and all angles equal
  3. 6. A location in space that has no thickness
  4. 7. This number tells how many times a base is to be used as a factor
  5. 8. Point that connects the x-axis and y-axis
  6. 11. A part of the circumference of a circle
  7. 13. A straight line passing from side to side through the centre of a circle
  8. 16. Sets that have no elements in common
  9. 19. Side opposite to the right angle in a right triangle
  10. 20. Divide into two exactly equal parts
  11. 21. Lines in a plane that never meet are________
Down
  1. 1. Set with a countable number of elements
  2. 2. A line that connects two vertexes to each other
  3. 4. An equation of fractions in the form a/b = c/d
  4. 9. S.I unit for measuring angles
  5. 10. 1 divided by 0
  6. 12. A parallelogram with 4 congruent sides
  7. 14. Set of numbers being expressed exactly by a ratio of 2 integers.
  8. 15. Object that has both magnitude and direction
  9. 17. A collection of objects that have something in common
  10. 18. If 5 is 25% of the number.What is the number
  11. 22. Statement or proposition on which an abstractly defined structure is based