Across
- 2. angles between 180 and 360
- 4. all angles are acute
- 6. F shaped equal angles
- 8. angle at 180
- 11. angle between 90 and 180
- 15. angles between 0 and 90
- 16. triangles with 2 equal angles
- 17. triangle with 3 varied angles
- 18. Z shaped equal angles
Down
- 1. Three corners and inside angles add to 180
- 3. 360
- 5. sum to 90
- 7. angle has a right angle
- 9. C shaped angles that add to 180
- 10. one angle is obtuse
- 12. triangles with 3 equal angles
- 13. Rectangle on a lean
- 14. Sum to 180