Classifying angles 12
1)  Classify the angle below.
acute
obtuse
right
straight
2)  Classify the angle below.
acute
obtuse
right
straight
3)  Classify the angle below.
acute
obtuse
right
straight
4)  Classify the angle below.
acute
obtuse
right
straight
5)  Name the relationship pictured below.
a
b
complementary angles
supplementary angles
vertical angles
adjacent angles
6)  Name the relationship pictured below.
a
b
complementary angles
supplementary angles
vertical angles
adjacent angles only
7)  Name the relationship pictured below.
a
b
complementary angles
supplementary angles
vertical angles
adjacent angles only
8)  Name the relationship pictured below.
a
b
complementary angles
supplementary angles
vertical angles
only adjacent angles
The two indicated angles are
x =

supplementary angles

complementary angles

vertical angles

o
x

28

o
The two indicated angles are
x =
x
o

supplementary angles

complementary angles

vertical angles

o

141

o
The two indicated angles are

132

o
x =
x
o

supplementary angles

complementary angles

vertical angles

o
The two indicated angles are
x
o
x =

supplementary angles

complementary angles

vertical angles

o

21

o
The two indicated angles are
x =
x
o

supplementary angles

complementary angles

vertical angles

o

21

o

supplementary angles

complementary angles

vertical angles

The two indicated 
angles are

x =
o

supplementary angles

complementary angles

vertical angles

The two indicated 
angles are

x =
o
The two indicated angles are
x =

132

x
o
o

supplementary angles

complementary angles

vertical angles

o

supplementary angles

complementary angles

vertical angles

x =
The two indicated 
angles are

o
x =

supplementary angles

complementary angles

vertical angles

o
The two indicated 
angles are
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