REUBEN #2LOCKDOWN

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Across
  1. 5. path around a 2D shape
  2. 6. five thousand times nought
  3. 11. One thousand meters
  4. 13. how many cm in 1100 millimetres?
  5. 14. two camels plus four camels
  6. 16. a 3D shape with six square faces
  7. 17. feet in one yard
  8. 18. inches in one foot
Down
  1. 1. one hundred years
  2. 2. You spend ten percent of your one hundred dollar. What is left?
  3. 3. fifteen plus eight minus fourteen
  4. 4. half base times height = area of ?
  5. 7. square root of four
  6. 8. six plus ten, minus one, plus ten, minus twenty
  7. 9. Five times nine
  8. 10. ten years
  9. 12. triangle with two equal sides
  10. 15. a 2D shape with four equal sides