Measurements

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Across
  1. 1. Helps to solve difficult maths problems
  2. 2. Angle less than 90 degrees
  3. 7. used when sick
  4. 8. to multiply
  5. 9. Annoying noise that wakes you up
  6. 10. 60 minutes
Down
  1. 1. 10mm equals one
  2. 3. 250 mls equals one of these
  3. 4. The temperature scale used in Australia
  4. 5. after midday but before midnight
  5. 6. 1000 of these equals 1kg
  6. 10. Short for hours