Mathematics Mystery

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Across
  1. 1. 1/2 m= ___cm
  2. 4. Length of boundary of any shape.
  3. 6. Chart represented by dividing circle into sectors.
  4. 8. divisor×quotient+remainder
  5. 11. Half of diameter
  6. 13. 1kg= 1000 ___
  7. 14. shorter side of a rectangle.
Down
  1. 2. 750 is ___ of 1000
  2. 3. Space inside a shape.
  3. 5. Half of half
  4. 7. Representation of information using symbols.
  5. 8. Repeated subtraction
  6. 9. Longest chord
  7. 10. Area= 11 ___ cm
  8. 12. Number that provides useful information.