Geometry-similarity

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Across
  1. 5. smaller size
  2. 6. top of a fraction
  3. 8. bottom of a fraction
  4. 9. side-side-side
  5. 11. side-angle-side
  6. 13. one side of the right angle in a right triangle
  7. 14. bigger size
  8. 16. longest side of a right triangle
  9. 18. after a transformation
  10. 20. same shape but not same size
Down
  1. 1. equality of 2 ratios
  2. 2. division or ratio
  3. 3. change in size
  4. 4. before a transformation
  5. 7. how to solve a proportion
  6. 10. angle-angle
  7. 12. number k in a dilation
  8. 15. Greek mathematician
  9. 17. corner of an angle
  10. 19. keeps shape and size