Across
- 3. - 3d square
- 6. - a quadrilateral that has 2 sets of parallel lines that are congruent without 90 degree angle
- 8. - touches the circle but is outside
- 9. - adds up to 180 degrees
- 11. - a line that cuts 2 parallel lines
- 13. - shape that has 3 lines
- 15. - angle less than 90
- 17. - 3d triangle
- 18. - opposite and never collide
- 19. -the line in the middle of a circle
- 20. - 2 sides are congruent (traingle)
Down
- 1. - shape that has no angles and no lines
- 2. - middle of a circle
- 4. - angle more than 90
- 5. - quadrilateral with 5 sides
- 7. - add up to 90 degrees
- 10. - the space where 2 lines meet
- 12. - outer part of the circle
- 14. - quadrilateral with 6 sides
- 16. - the middle of the circle to the edge