Parallel And Perpendicular Lines Worksheet Page 5
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50Transversals and Angles
Name
Angles
p
Transversal
intersects
Study Tip
q
r
lines
and
.
exterior angles
1,
2,
7,
8
Same Side
p
interior angles
3,
4,
5,
6
Interior Angles
1 2
Consecutive interior
consecutive interior angles
3 and
6,
4 and
5
q
4
angles are also called
3
1 and
7,
2 and
8
alternate exterior angles
same side interior angles.
r
5
6
alternate interior angles
3 and
5,
4 and
6
8
7
corresponding angles
1 and
5,
2 and
6,
3 and
7,
4 and
8
Identify Angle Relationships
Example
Example
3
3
Refer to the figure below. Identify each pair of angles as alternate interior,
alternate exterior, corresponding, or consecutive interior angles.
a.
1 and
7
b.
2 and
10
a
alternate exterior
corresponding
2
1
3
4
c.
8 and
9
d.
3 and
12
5 6
consecutive interior
corresponding
b
8
7
9
10
e.
4 and
10
f.
6 and
11
c
11
12
alternate interior
alternate exterior
Concept Check
1.
OPEN ENDED
Draw a solid figure with parallel planes. Describe which parts of
the figure are parallel.
FIND THE ERROR
2.
Juanita and Eric are naming alternate interior angles in the
figure at the right. One of the angles must be
4.
Juanita
Eric
2
1
3
4
4 and
9
4 and 10
4 and
6
4 and 5
5 6
10
7
9
8
12
11
Who is correct? Explain your reasoning.
3. Describe a real-life situation in which parallel lines seem to intersect.
Guided Practice
For Exercises 4–6, refer to the figure at the right.
A
B
4. Name all planes that intersect plane ADM.
J
K
5. Name all segments that are parallel to CD.
C
D
6. Name all segments that intersect KL.
M
L
128 Chapter 3 Parallel and Perpendicular Lines
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