1.
Triangle
RST
is isosceles with
as the vertex angle. If
ST
= 3
x
- 11,
SR
=
x
+ 3, and
RT
=
x
- 2, find
RT
.
A.
7
B.
14
C.
5
D.
9
Hint
2.
Find the value of
x
.
A.
45
B.
145
C.
125
D.
135
Hint
3.
What is
if
and
A.
88
B.
31
C.
68
D.
78
Hint
4.
What is the value of
n
?
A.
24
B.
14
C.
26
D.
9
Hint
5.
ABC is ______.
A.
equilateral
B.
scalene but not acute
C.
isosceles and scalene
D.
scalene and acute
Hint
as the vertex angle. If ST = 3x - 11, SR = x + 3, and RT = x - 2, find RT.