Across
- 3. angles whose sum of their measures is 180 degrees
- 6. quadrilateral with exactly one pair of parallel sides
- 7. opposite sides congruent and parallel and 4 right angles
- 8. angles who share only a common side
- 10. angle whose degree measure is equal to 180
- 12. triangle with one right angle
- 14. angle whose degree measure is between 90 and 180
- 15. quadrilateral with two pair of congruent adjacent sides
- 17. 4 congruent sides, 4 right angles, and opposite sides parallel
- 19. triangle with all three sides congruent
- 22. angle whose degree measure is equal to 90
Down
- 1. having the same measure
- 2. 4 sided closed figure
- 4. quadrilateral with opposite sides congruent and parallel
- 5. triangle with all three angles congruent
- 9. angles formed by two intersecting lines and have the same measure
- 11. 4 congruent sides, opposite sides parallel
- 13. triangle with at least two congruent sides
- 16. angles whose sum of their measures is 90 degrees
- 18. triangle with exactly one obtuse angle
- 20. triangle with all three angles less than 90 degrees
- 21. angle whose degree measure is between 0 and 90