1.
Which figure is an isosceles triangle?
A.
B.
C.
D.
Hint
2.
Which figure shows
with
m
M
= 90;
m
P
>
m
N
, and
MP
<
MN
?
A.
B.
C.
D.
Hint
3.
Triangle
KMS
is equilateral. Find
KM
if
KM
=
x
+ 6,
KS
= 2
x
– 3, and
MS
= 4
x
– 21.
A.
21
B.
9
C.
15
D.
4
Hint
4.
Which figure is an obtuse triangle?
A.
B.
C.
D.
Hint
5.
ABC is ______.
A.
scalene and acute
B.
scalene but not acute
C.
equilateral
D.
isosceles and scalene
Hint