Introductory Geometry Vocabulary

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Across
  1. 3. a flat surface with no thickness that extends in all directions infinitely
  2. 4. a statement accepted as fact
  3. 6. set of points which has infinite length and no width
  4. 7. points that lie on the same line
  5. 8. lines that do not lie in the same plane and never intersect
  6. 11. a part of a line beginning with a point and extending forever in one direction
  7. 12. a line, ray or line segment that divides another line segment into two equal parts
  8. 13. the number multiplied with the variable in an algebraic expression or equation
  9. 16. a symbol or letter that represents an unknown value
  10. 17. a location in space
Down
  1. 1. lines that intersect to form right angles
  2. 2. lines that lie in the same plane and never intersect
  3. 5. to cross one another
  4. 9. same size and shape
  5. 10. lines that are not coplanar and do not intersect
  6. 14. points, lines, line segments and rays that line on the same plane
  7. 15. a point that is equal distance from the endpoints of a line segment, the middle of a segment