1.
The sum of the measures of the angles of a triangle is ____ .
A.
90
B.
270
C.
180
D.
360
Hint
2.
What is the value of
a
in
A.
60
B.
30
C.
cannot be determined
D.
45
Hint
3.
Determine the value of
n
for triangle
NOP
.
A.
72
B.
36
C.
54
D.
144
Hint
4.
Find
m
B
if
m
A
=
x
+ 3 and
m
B
= 3
x
+ 1.
A.
30
B.
82
C.
27
D.
81
Hint
5.
Find the value of
y
.
A.
88
B.
89
C.
54
D.
53
Hint