1.
Triangle
KMS
is equilateral. Find
KM
if
KM
=
x
+ 6,
KS
= 2
x
– 3, and
MS
= 4
x
– 21.
A.
4
B.
9
C.
21
D.
15
Hint
2.
What is
if
and
A.
31
B.
68
C.
78
D.
88
Hint
3.
Find
A.
68
B.
62
C.
50
D.
56
Hint
4.
What is the value of
n
?
A.
26
B.
14
C.
24
D.
9
Hint
5.
ABC is ______.
A.
scalene and acute
B.
isosceles and scalene
C.
equilateral
D.
scalene but not acute
Hint