1.
All right angles are ____________.
A.
transitive
B.
180°
C.
complementary
D.
congruent
Hint
2.
If
and
form a linear pair and
find
A.
106
B.
96
C.
86
D.
76
Hint
3.
In the figure shown,
is complementary to
and
is complementary to
. Which statement is true if none of the measures of the angles equal 45?
A.
B.
C.
is complementary to
.
D.
is complementary to itself.
Hint
4.
If
and
are vertical angles and
and
find
A.
68
B.
23
C.
43
D.
72
Hint
5.
If
1 and
2 form a linear pair and m
1 = 2
x
+ 16 and
m
2 = 50
x
+ 60, find m
2.
A.
180
B.
160
C.
20
D.
80
Hint