Across
- 2. a quadrilateral with four equal and straight sides that form right angles
- 5. a quadrilateral with only one pair of parallel sides
- 6. an angle of 90°
- 7. a quadrilateral that has two pairs of parallel sides
- 8. a four-sided polygon
- 13. a triangle that has two sides equal in length
- 14. a polygon with six sides
- 15. an eight-sided polygon
Down
- 1. a five-sided polygon
- 3. a triangle that has no equal sides
- 4. a parallelogram that has all four sides equal in length
- 9. an angle that is less than 90°
- 10. a three-sided polygon
- 11. an angle that is more than 90° but less than 180°
- 12. a type of polygon with all sides equal in length and all equal angles