Across
- 1. A 4-sided shape with one pair of parallel sides.
- 6. A 4-sided shape with opposite sides that are parallel and equal.
- 11. A shape where not all sides or angles are equal.
- 13. A 2D shape with 7 sides.
- 15. Lines that meet at a right angle.
- 18. A 2D shape with 6 sides.
- 20. A shape with 4 equal sides and 4 right angles.
- 21. A 2D shape made of straight sides.
- 23. When one side of a shape is a mirror image of the other.
Down
- 2. A triangle with all sides the same length.
- 3. A 2D shape with 10 sides.
- 4. A triangle with all sides different lengths.
- 5. A 2D shape with 3 sides.
- 7. A shape where all sides and angles are equal.
- 8. A 2D shape with no corners and a curved edge.
- 9. Half of a circle.
- 10. A triangle with one 90° angle.
- 12. A shape with 4 sides and 4 right angles, but only opposite sides are equal.
- 14. A 2D shape with 5 sides.
- 15. Lines that stay the same distance apart and never meet.
- 16. A triangle with two equal sides.
- 17. A shape like a pushed-over square — all sides equal, but angles aren’t 90°.
- 19. A 2D shape with 9 sides.
- 22. A 2D shape with 8 sides (think of a stop sign!).
