same-side interior, or same-side exterior.
corresponding
alternate exterior
same-side interior
corresponding
110o
84o
80o
111o
125o
47o
x=4
alternate ext. angle thm.
x = -7
alternate int. angle thm.
x=7
corresponding angle post.
x=9
alternate ext. angle thm.
x=8
alternate int. angle thm.
x=5
corresponding angle post.
yes converse of
corresponding angle post.
yes converse of
alternate interior angle
thm.
converse of
yes
alternate exterior angle
thm.
no
yes converse of
alternate interior angle
thm.
x = 40
x = 30
x = 30
x = 14
x = 32
yes converse of
corresponding angle post.
p || q
m || n
converse of
converse of
alternate interior angle alternate interior angle
thm.
thm.
p || q
converse of
alternate exterior angle not enough information
thm.
m || n
p || q
converse of
converse of
same-side interior angle
same-side interior angle
thm.
thm.
x = 95
*Remember to also review the front side of the 3.4 WS from Friday*
Section 3.4: Parallel & Perpendicular Lines
Geometry
Name: ____________
a
b
a
a
b
b
c
c
a||c
a Tc
c
a||c
a
a
c
a
c
b
d
c
d
b
a||c
a Tc
b
a||c
c
a
d
d
a
b
a
b
c
d
c
a||c
a||d
a||c
a Tc
a Td
a Td
a Td
a||d
a||d
b