MATHS

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Across
  1. 1. a shape having 3 or more straight sides
  2. 5. maximum amount somthing can hold
  3. 7. 2 angles whose sum is 180 degrees
  4. 8. two sides of equal length
  5. 9. the point of intersection of the Y and X axis
  6. 13. polygon with 4 sides
  7. 15. being the same in value
  8. 18. roughly calcuate the value of somthing
Down
  1. 1. when 2 numbers are mulitiplied
  2. 2. an angle between 90 and 180 degrees
  3. 3. order of set numbers
  4. 4. situateed on or realting to the inside of somthing
  5. 5. similar in character from or function
  6. 6. the number obtained from dividing one number by another
  7. 10. a numercial quantity that is not a whole number
  8. 11. 3 sides at different angles
  9. 12. relating to a system of numbers
  10. 14. change between two contrasting conditions
  11. 16. less than 90 degrees
  12. 17. one of the numbers in a sequence