1.
Find
if
40°.
A.
120°
B.
180°
C.
40°
D.
140°
Hint
2.
Suppose
m
1 = 130°. Find
m
5.
A.
130°
B.
120°
C.
45°
D.
150°
Hint
3.
In the figure,
°. Find
A.
30°
B.
120°
C.
90°
D.
45°
Hint
4.
Complementary angles ______.
A.
have a sum between 90° and 180°
B.
have a sum of 180°
C.
have a sum of 90°
D.
are both obtuse angles
Hint
5.
A
and
B
are supplementary angles. What is the measure of
B
if
m
A
= 120°?
A.
60°
B.
120°
C.
180°
D.
30°
Hint