Geometry puzzle 2

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Across
  1. 4. If Polygons are similar, then their _______ are also proportional.
  2. 6. An equation that states two ratios are equal.
  3. 10. When looking UP to an object, _______ is formed by an observers line of sight
  4. 14. If two sides and the included angle of one triangle is congruent to two sides and the included angle of another triangle, then the two triangles are congruent.
  5. 16. The ratio of the leg opposite the angle to the leg adjacent to the angle.
  6. 17. Polygons with the same share but different size.
  7. 18. The ratio of the leg is opposite the angle of the hypotenuse.
  8. 19. The ratio of the leg adjacent to the angle to the hypotenuse.
Down
  1. 1. When looking DOWN to an object, _______ is formed by an observers line of sight.
  2. 2. If two sides of a triangle are congruent to two sides of another triangle, and the included angle of the first triangle is larger then the included angle of the second triangle.
  3. 3. If two angles and the included side of one triangle are congruent to two angles and an included side of another triangle, then the two triangles are congruent.
  4. 5. The ratio of corresponding sides is called the _____.
  5. 7. The angles of a triangle can be put in order by comparing the sides.
  6. 8. A triangle exists if the sum of the two smaller sides is larger than the third side.
  7. 9. If two angles and a non-included side of one triangle are congruent to two angles and a non-included side of another triangle, then two triangles are congruent.
  8. 11. If the hypotenuse and a leg of one right triangle is congruent to the hypotenuse and a leg of another right triangle, then the two triangles are congruent.
  9. 12. Use ____ when asked to prove parts are congruent. **BUT FIRST** you must prove the triangles are congruent.
  10. 13. A comparison of two or more quantities.
  11. 15. A quadrilateral in which both parts of equal sides are pairs.
  12. 18. If three sides of one triangle are congruent to three sides of another triangle, then the two triangles are congruent.