Geomatry Crossword <3

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Across
  1. 5. angles on opposite parts of a line
  2. 7. the mirror image of a figure over a line
  3. 8. the height of a triangle
  4. 10. the side opposite of the right angle in a triangle
  5. 12. two lines that intersect at right angles
  6. 14. when lines cross over one another
  7. 15. changing the shape or position of a triangle
Down
  1. 1. adjacent angles that form when two lines intersect
  2. 2. a measure of the steepness of a line
  3. 3. the sides of a right triangle other than the hypotenuse
  4. 4. straight lines that do not intersect each other
  5. 6. changing the size of an object without changing its shape
  6. 9. a shape moving but not changing
  7. 11. a line bounded by two distinct end points
  8. 13. a shape rotating around a center