Maths all over the words

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Across
  1. 4. science of collecting and analyzing numerical data in large quantities
  2. 8. A point where two or more line segments meet
  3. 10. transformation that changes the size of the figure.
  4. 12. 1, 3, 5, 7, 9
  5. 13. transformation that changes each point of the figure with degrees
  6. 15. two equal sides and one different
  7. 18. equality between two expressions consisting of variables and/or numbers
  8. 19. ratio of the side opposite a given angle (in a right-angled triangle) to the hypotenuse.
  9. 21. a numerical quantity that is not a whole number
  10. 22. measure of the edge of a figure
  11. 23. the angle in degrees measured clockwise from north
  12. 24. ratio of the side adjacent to an acute angle (in a right-angled triangle) to the hypotenuse.
Down
  1. 1. a number that is divisible only by itself and 1
  2. 2. a plane figure with six straight sides and angles.
  3. 3. a region which is formed by two rays or lines that shares a common endpoint
  4. 5. the region bounded by the shape of an object
  5. 6. an expression that defines a relationship between two variables
  6. 7. A symbol for a value we don't know yet
  7. 9. The set of all output values of a function
  8. 11. the amount of space in a certain 3D object
  9. 13. if it has equal sides and angles
  10. 14. all the input values shown on the x-axis
  11. 16. 2, 4, 6, 8
  12. 17. a round plane figure whose boundary consists of points equidistant from a fixed point
  13. 20. part of the line that connects two points