Across
- 7. An angle that is exactly 90 degrees
- 8. A triangle where the largest angle is obtuse
- 10. A parallelogram with 4 equal sides
- 11. A quadrilateral with all sides parallel
- 12. Two lines that intersect
- 14. A line that divides a figure or shape into two parts that are congruent
- 16. An angle that is less than 90 degress
- 17. A four sided shape
- 18. An angle that is exactly 180 degrees
- 19. A path of points that continue without end in both directions
- 21. Two lines that intersect at a right angle
Down
- 1. A triangle where all angles are acute
- 2. A line that has two endpoints
- 3. Same size and same shape
- 4. Two lines that keep the same distance apart and never intersect
- 5. A triangle where the largest angle is a right angle
- 6. A parallelogram with 4 right angles and 4 equal sides
- 9. A quadrilateral with exactly 1 set of parallel sides
- 13. A parallelogram with 4 right angles
- 15. An angle the is more than 90 degrees but less than 180 degrees
- 20. An endpoint that continues in one direction without end