1. 1-3 Segments, Rays, Parallel Lines and Planes

2. Segment AC
____________________ consists of points A and C and all points that are between A and C. A C
A and C are called the _____________ of segment AC.
endpoints

3. Ray AC Name the endpoint first.
__________________ consists of the initial point A and all the points on line AC that lie on the same side of A as point C. A C
Name the endpoint first.

4. Ex 6. Write 3 times when the hands of the clock are opposite rays.
3:45
12:30
9:15
6:00

5. ______ _____ are coplanar lines that do not intersect.
Parallel lines
______ _____ are coplanar lines that do not intersect. l
l // n n

6. Skew lines
____ _____ are noncoplanar lines. Since they are in different planes, there is no way for them to intersect. k
j and k are
skew lines. j

7. Parallel planes parallel
X // Y X
________ _____ are planes that do not intersect. A line and a plane are ________ if they do not intersect. Y
parallel t
t // W W

8. Name a plane parallel to plane FGCB. H G E X F D C Y A B
Name a plane parallel to plane FGCB.
Name a line parallel to plane ABCD.
Name a line skew to
Name 3 segments parallel to
EHDA