End of Year Geometry Vocabulary

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Across
  1. 5. a polygon with three sides
  2. 6. a line that intersects a circle in exactly one point
  3. 8. two geometric figures that have exactly the same size and shape
  4. 9. two lines that do not intersect and are coplanar
  5. 10. all angles are congruent
  6. 12. set of all points in a plane that are equidistant from a given point called the center
  7. 15. a movement or change that produces a new figure called the image
  8. 17. ratio of the vertical change to the horizontal change
  9. 18. all sides are congruent
  10. 21. represented by a shape that looks like a floor or a wall
  11. 26. a quadrilateral with both pairs of opposite sides parallel
  12. 27. a quadrilateral with exactly one pair of parallel sides
  13. 28. a chord that contains the center of the circle
  14. 29. a line that intersects a circle in two points
  15. 30. two lines that do not intersect and are not coplanar
Down
  1. 1. a line segment that joins two nonconsecutive vertices
  2. 2. a solid that is bounded by polygons called faces that enclose a single region of space
  3. 3. a line that intersects two or more coplanar lines at different points
  4. 4. represented by a dot
  5. 7. two angles whose sum is 180 degrees
  6. 8. a segment whose endpoints are on the circle
  7. 11. the distance around a circle
  8. 13. two angles whose sum is 90 degrees
  9. 14. consists of two different rays with the same endpoint
  10. 16. a polygon that is both equilateral and equiangular
  11. 19. point that divides a segment into two congruent segments
  12. 20. two polygons whose corresponding angles are congruent but corresponding side lengths are proportional
  13. 22. two angles that share a common vertex and side
  14. 23. a closed plane figure that is formed by three or more line segments
  15. 24. a segment whose endpoints are the center and any point on a circle
  16. 25. represented by a line with two arrowheads and extends without end