1. Lesson 1.4 AIM: Segments, Rays, Parallel Lines and Planes DO NOW: Where do planes BDH and ABF intersect? Line BF

2. Naming Segments and Rays a. Name Segment EF. EF b. Name Ray GH. GH c. Name a Ray Opposite of FH. FE

3. Parallel Lines and Planes PARALLEL LINES are coplanar and DO NOT TOUCH SKEW LINES are not coplanar and DO NOT INTERSECT a. Name all segments PARALLEL to CD. AB, GH, and EF b. Name all segments SKEW to CD BF, AE, EG, FH, EF c. Name a plane PARALLEL to GCD EAB

4. Parallel Lines and Planes PARALLEL LINES are coplanar and DO NOT TOUCH SKEW LINES are not coplanar and DO NOT INTERSECT a. Name all segments PARALLEL to CD. AB, GH, and EF b. Name all segments SKEW to CD BF, AE, EG, FH, EF c. Name a plane PARALLEL to GCD EAB

5. Summary Question