Geometry Basic Vocabulary

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Across
  1. 4. lines in the same plane that do not intersect
  2. 7. set of points forming a closed figure, where every point is a fixed distance from the center
  3. 8. one dimension-extends infinitely and has no thickness or width.
  4. 10. two angles whose measures have a sum of 90 degrees
  5. 11. figure consisting of two rays with a common starting point (vertex)
  6. 12. a part of a line that has a fixed starting point but no end point. It can extend infinitely in one direction.
  7. 13. a flat, two-dimensional surface that extends infinitely far.
  8. 15. two lines that intersects to form a right angle
  9. 16. a three dimensional object. The three dimensions are called width, depth and height
Down
  1. 1. an angle whose measures is greater than 90 degrees and less than 180 degrees
  2. 2. an angle whose measures is 90 degrees
  3. 3. part of a line that consists of two endpoints and all points between them. There are two points and a fixed distance between them.
  4. 5. an angle whose measures is greater than 0 degrees and less than 90 degrees
  5. 6. an angle whose measures is 180 degrees
  6. 9. two angles whose measures have a sum of 180 degrees
  7. 14. is a location. It has no length, no width, and no depth.