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Across
  1. 2. 7 sided shape
  2. 7. 1 hundredth of a metre
  3. 8. 1000 metres
  4. 10. 6 sided shape
  5. 11. 8 sided shape
  6. 12. 1 thousandth of a litre
  7. 15. 1 thousandth of a metre
  8. 16. a shape with all sides are same length
  9. 17. a triangle that has 2 sides of equal length
  10. 18. moving in the opposite direction of the clock
  11. 19. 5 sided shape
  12. 21. at an angle of 90 degrees to a straight line
  13. 22. a flat shape bounded with straight lines
Down
  1. 1. moving in the opposite direction of the clock
  2. 3. 1000 cubic centimetres
  3. 4. 4 sided shape with 1 pair of parallel sides
  4. 5. 1000 grams
  5. 6. 10 sided shape
  6. 9. base unit measure of length
  7. 13. lines that meet or cross at a point
  8. 14. a triangle where all sides are unequal length
  9. 20. 9 sided shape