Geometry Unit 2 Vocabulary

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Across
  1. 2. a line segment perpendicular to and passing through the midpoint
  2. 5. lines that intersect at a right (90 degrees) angle
  3. 11. two ratios that are set equal to each other
  4. 13. a pair of adjacent angles formed when two lines intersect
  5. 17. part of a line that is bounded by two distinct end points, contains every point on the line that is between its endpoints
  6. 19. enlarging or reducing the size of a shape maintaining its form.
  7. 20. a vector from a point to a point
  8. 22. figures that have same shape and size
  9. 24. Same slope, do not intersect
  10. 25. Line passes through two lines at two points.
  11. 26. Figures of the same shape
  12. 27. either of two angles lying on opposite sides of two intersecting lines
  13. 29. touch the same two angle pairs
  14. 31. 2 angles that have a common side and vertex (corner point) but dont overlap
  15. 32. two rays that share a common endpoint
Down
  1. 1. intersection of two distinct lines
  2. 3. formed by a transversal intersecting two parallel lines
  3. 4. pair of angles each of which is on the same side of one of two lines cut by a transversal and on the same side of the transversal
  4. 6. the points on either end of a line segment or on one end of a ray
  5. 7. two lines that are parallel are intersected by a transversal line
  6. 8. a transformation that takes each point in a figure and slides them the same distance
  7. 9. pair of angles with different vertices and on opposite sides of a transversal at its intersection with two other lines
  8. 10. specific ways to manipulate the shape and/or position of a point, a line, or geometric figure
  9. 12. comparison between the numbers
  10. 14. Two angles that are exterior to the parallel lines and on the same side of the transversal line
  11. 15. the ratio of the length of a side of one figure to the length of the corresponding side of the other figure.
  12. 16. division into two equal or congruent parts, usually by a line
  13. 18. a straight one-dimensional figure having no thickness and extending infinitely in both directions
  14. 21. two angles or arcs whose sum is 180 degrees.
  15. 23. two angles that add up to 90 degrees.
  16. 28. if one has the same shape and size as the mirror image of the other.
  17. 30. a location and no size