MATHEMATICS

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Across
  1. 1. Greatest whole number that divides exactly two or more given numbers
  2. 5. Any whole number: positive and negative whole numbers and zero
  3. 8. The process of finding the sum of two numbers
  4. 9. Alike in all relevant respects
  5. 10. the set of points at a given distance from a point
Down
  1. 2. The mathematical operation that transforms a piece of data into a different one
  2. 3. A line that is continuously bent
  3. 4. A natural number other than 1, evenly divisible only by 1 and itself
  4. 6. a line which touches a given curve at a single point
  5. 7. The ratio of the circumference of a circle to its diameter