1.
Find
if
40°.
A.
180°
B.
120°
C.
140°
D.
40°
Hint
2.
Suppose
m
1 = 130°. Find
m
5.
A.
120°
B.
130°
C.
45°
D.
150°
Hint
3.
Choose the true statement.
A.
and
are alternate interior angles.
B.
and
are vertical angles.
C.
and
are corresponding angles.
D.
and
are supplementary.
Hint
4.
A
and
B
are supplementary angles. What is the measure of
B
if
m
A
= 120°?
A.
60°
B.
180°
C.
120°
D.
30°
Hint
5.
Classify the angle.
A.
obtuse
B.
straight
C.
right
D.
acute
Hint