Across
- 3. This has one endpoint and goes on forever in one direction.
- 6. A polygon with seven sides and angles.
- 8. Two rays that share a common endpoint form this.
- 10. A triangle with exactly two equal sides.
- 12. A triangle with no equal sides.
- 13. A quadrilateral with only one pair of parallel lines.
- 14. A collection of points on a straight path that goes on forever in both directions.
- 15. A parallelogram with four equal sides.
- 17. A polygon with four sides and angles.
- 19. Part of a line that has endpoints on both ends.
- 22. A polygon with six sides and angles.
- 23. The angle formed when two perpendicular lines meet.
- 24. A single location in space usually marked by a dot and a capital letter.
Down
- 1. A polygon with ten sides and angles.
- 2. An angle that is smaller than a right angle.
- 4. An angle that is larger than a right angle.
- 5. A quadrilateral with two pairs of opposite sides.
- 7. A triangle with all equal sides.
- 9. A polygon with three sides and angles.
- 11. A polygon with eight sides and angles.
- 16. A plane figure with at least three straight sides and angles and no open spaces.
- 18. A parallelogram with four right angles.
- 20. A polygon with nine sides and angles.
- 21. A rectangle with four equal sides and four right angles.