Across
- 2. An angular point of polygon or polyhedron
- 3. segment that has one endpoint at the center and the other endpoint on the circle
- 6. Part of a line that starts at a particular point and extends infinitely far in one direction
- 9. both pairs of opposite sides parallel
- 11. A quadrilateral with at least one pair of parallel sides
- 13. two rays with a common endpoint
- 14. The distance around a figure
- 15. The space occupied by an object
- 16. Has no dimension, but can be visualized as a specific position in space and is usually represented by a small dot
- 18. It has four sides and four vertices
- 19. line segment joining two points on a curve
- 20. A quadrilateral with four congruent sides and four congruent angles
Down
- 1. half a circle
- 4. The sum of two angles that equal 90 degrees
- 5. Same size and shape
- 7. segment that passes through the center of a circle with both endpoints on the circle
- 8. line segment that joins to vertices in a polygon
- 10. parallelogram with 4 congruent sides
- 12. To lines which go in the same direction but do not meet or curve
- 17. Space Occupied by a flat shape
- 20. The sum of two angles that equal 180 degrees