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