I picked these fifteen words

123456789101112131415
Across
  1. 5. A graph that uses vertical bars to display data
  2. 8. a eight sided polygon
  3. 10. The number of square units needed to cover a space
  4. 11. The number you are dividing
  5. 12. Number that is multiplied by the variable
  6. 14. four times a year
  7. 15. a set of closely grouped data
Down
  1. 1. A value that does not change
  2. 2. a six sided polygon
  3. 3. figure A figure made up of simple shapes
  4. 4. a four sided polygon
  5. 6. a half of a sphere
  6. 7. A figure formed by two rays with a common endpoint
  7. 9. a flat surface of a polyhedron
  8. 13. having the same value