Geometry Crossword

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Across
  1. 3. the distance around a circle
  2. 5. the total distance around a figure
  3. 7. Area, the total area of all the outer surfaces of a 3D object
  4. 9. an exact location with no size
  5. 13. a straight path that goes on forever In both directions
  6. 14. the point where two lines or rays meet
  7. 15. when a shape can be divided into matching halves
  8. 17. a segment across a circle through the center; twice the radius
  9. 19. the amount of space inside a 3D object
  10. 20. a closed figure made of straight line segments
Down
  1. 1. two rays that meet at a common end point
  2. 2. Lines, Lines that intersect to form right angles
  3. 4. a set of points all the same distance from a center point
  4. 6. a polygon with 4 sides
  5. 8. a segment from the center of a circle to its edge
  6. 10. a polygon with three sides
  7. 11. Segment, part of a line with two end points
  8. 12. Lines, Lines that never intersect and stay the same distance apart
  9. 16. part of a line with one endpoint that goes on forever In one direction
  10. 18. the amount of space inside a shape