Understand and use the relationship between parallel lines and alternate and corresponding angles
| 1. | Line Dancing - equal corresponding angles, true/false | |
| 2. | Line Dancing - perpendicular and parallel lines, true/false | |
| 3. | Line Logic - lines in 2 dimensional space | |
| 4. | ABCs 12 - supplementary angles on parallel lines | |
| 5. | ABCs 11 - geometric reasoning - supplementary angles on parallel lines | |
| 6. | ABCs 10 - co-interior angles on parallel lines | |
| 7. | ABCs 9 - alternate angles on parallel lines | |
| 8. | ABCs 8 - geometric reasoning - corresponding angles on parallel lines | |
| 9. | ABCs 7 - geometric reasoning - properties of parallel line | |
| 10. | ABCs 6 - geometric reasoning - parallel lines | |
| 11. | ABCs 5 - geometric reasoning - lines intersecting parallel lines | |
| 12. | ABCs 4 - geometric reasoning - angles on parallel lines | |
| 13. | ABCs 3 - geometric reasoning - angles on parallel lines | |
| 14. | Shape Up! 15 - calculate angle size, parallel line properties | |
| 15. | Shape Up! 13 - calculate angle size, parallel line properties | |
| 16. | Shape Up! 8 - calculate angle size; parallel lines, triangles |