Triangles Crossword Puzzle

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Across
  1. 3. The relationship in which corresponding sides are in the same ratio.
  2. 4. A theorem stating that a line parallel to one side of a triangle divides the other two sides proportionally.
  3. 5. The similarity criterion based on equal corresponding angles.
  4. 8. The measure formed between two intersecting rays.
  5. 9. The comparison of two quantities by division; a key concept used in similarity and BPT.
  6. 10. The Greek mathematician associated with the Basic Proportionality Theorem.
  7. 11. The point where two sides of a triangle meet.
  8. 12. One of the similarity criteria where all corresponding sides are proportional.
Down
  1. 1. A pair of sides or angles that occupy the same position in two similar triangles.
  2. 2. The theorem opposite to BPT is called its_______.
  3. 3. The comparison of two quantities by division; a key concept used in similarity and BPT.
  4. 4. A triangle with the same shape as another but not necessarily the same size.
  5. 6. The longest side of a right-angled triangle.
  6. 7. A theorem stating that a line parallel to one side of a triangle divides the other