geometry

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Across
  1. 2. the amount of space inside of a two dimensional shape
  2. 6. flat shape with all points the same distance from the center
  3. 8. middle point of a line segment
  4. 9. two non collinear rays with a common end point
  5. 10. point in common of two rays that form an angle
  6. 11. two end points and all point between them
  7. 12. flat figure with no thickness that extends indefinitely in all directions
  8. 13. a polygon with 4 sides and 4 corners
  9. 14. a line with one end point that extends indefinitely in one direction
Down
  1. 1. lines that meet at 90
  2. 3. half of the diameter
  3. 4. an angle less than 90
  4. 5. the distance around a two dimensional shape
  5. 7. the set of all points collinear to two points
  6. 11. a 3 dimensional figure