Geometry

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Across
  1. 2. a 2D shape with straight lines
  2. 3. one able is a 90 degree angle
  3. 6. the axes that divide into four parts
  4. 9. the final appearance of a figure
  5. 11. all three sides have the same length
  6. 14. moves every point of a figure by the same distance
  7. 15. an image or shape as seen in a mirror
  8. 17. has 3 unequal sides
  9. 19. has 2 sides of equal length
  10. 20. a circular movement
Down
  1. 1. identical in form
  2. 4. to change
  3. 5. the study of geometry using a coordinate system
  4. 7. distance, shape, size and position of figures
  5. 8. having the same shape, angles and proportions
  6. 10. an angle less than 90 degrees
  7. 12. a polygon with 3 edges and 3 verices
  8. 13. the position or direction of an object
  9. 16. repeating patterns of the same shape without overlapping
  10. 18. type of angle always larger than 90 degrees but less than 180