Unit 3 Vocabulary

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Across
  1. 1. When 3 corresponding sides in a triangle are proportional it's called _ _ _.
  2. 2. Angles in a dilation are _______.
  3. 4. These angles are opposite each other and share a vertex.
  4. 6. Two triangles are similar by _ _ _ if they have 2 pairs of proportional sides and a congruent angle in between.
  5. 9. This transformation makes the pre-image larger or smaller.
  6. 10. Santa use to be a size 32, now he's a size 64. Find the scale factor.
  7. 13. If a scale factor is ___ than 1, it gets larger.
  8. 14. This segment is formed by connecting 2 midpoints.
  9. 15. Santa eats 2 cookies, one with a radius of 1 and one with a radius of 3. What is the scale factor?
  10. 16. When 3 corresponding angles in a triangle are congruent it's called _ _ _.
  11. 18. Dilations create ____ figures.
Down
  1. 1. What you get when you divide corresponding side lengths.
  2. 3. Corresponding lines are _____ when dilated.
  3. 5. If a scale factor is ___ to 1, it stays the same.
  4. 7. Sides in a dilation are ______.
  5. 8. These angles are congruent if the lines are parallel (translation).
  6. 11. The ___ of dilation is the point you dilate from.
  7. 12. If a scale factor is ___ than 1, it gets smaller.
  8. 14. To find a corresponding side length, ___ by the scale factor.
  9. 17. P' is read a "P ____ "