Activity 17-18 Vocabulary

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Across
  1. 2. If two angles of one triangle are congruent to two angles of another, then the triangles are similar
  2. 5. figures that have the same shape but not necessarily the same size (2 words)
  3. 6. a dilation with a scale factor between 0 and 1
  4. 8. (theorem) If two or more lines parallel to side of a triangle intersect the other two sides of the triangle, then they divide them proportionally (2 words)
  5. 11. a transformation that changes the size of an object, but not the shape, by a scale factor
  6. 12. a dilation with a scale factor greater than 1
  7. 13. the transformed figure
  8. 14. (theorem) If a line parallel to one side of a triangle intersects the other two sides, then it divides the two sides proportionally (2 words)
Down
  1. 1. the ratio of any two corresponding lengths in two similar geometric figures (2 words)
  2. 3. If two sides of one triangle are proportional to two sides of another triangle and their included angles are congruent, then the triangles are similar
  3. 4. If three sides of one triangle are proportional to three corresponding sides of another triangle, then the triangles are similar
  4. 7. in a dilation, the fixed point about which the figure is enlarged or reduction (3 words)
  5. 9. a change in position, size, or orientation of a figure
  6. 10. the original figure in a transformation