1.
Find the value of
x
.
A.
125
B.
45
C.
135
D.
145
Hint
2.
What is
if
and
A.
31
B.
78
C.
88
D.
68
Hint
3.
Refer to the figure. Complete the congruence statement
A.
B.
C.
D.
Hint
4.
by the _______________.
A.
SSA Postulate
B.
ASA Postulate
C.
SSS Postulate
D.
SAS Postulate
Hint
5.
In the figure,
intersects
at
H
. Which additional fact is needed to prove
by ASA?
A.
B.
C.
D.
Hint
6.
Refer to the figure. If
and
then
_____ by _____.
A.
by ASA
B.
by ASA
C.
by ASA
D.
by ASA
Hint
7.
is isosceles. What is the
x
-coordinate of
B
?
A.
0
B.
C.
a
D.
b
Hint
8.
Which statement is not true?
A.
A triangle cannot be scalene and isosceles.
B.
A triangle cannot be obtuse and contain a 90° angle.
C.
In an isosceles triangle, the base is congruent to one of the legs.
D.
A triangle can be obtuse and isosceles.
Hint
9.
ABC is ______.
A.
scalene but not acute
B.
isosceles and scalene
C.
scalene and acute
D.
equilateral
Hint
10.
If
then triangle
WXY
is congruent to triangle _______.
A.
WYZ
B.
ZWY
C.
WZY
D.
YZW
Hint
11.
Which postulate or theorem can be used to prove that the two triangles shown are congruent?
A.
AAS Theorem
B.
SSS Postulate
C.
ASA Postulate
D.
SAS Postulate
Hint
12.
If two angles of an isosceles triangle are each twice the measure of the other angle, what is the measure of this other angle?
A.
18°
B.
36°
C.
72°
D.
64°
Hint
13.
Triangle
ABC
has vertices
A
(2, 5),
B
(5, 2), and
C
(2, -1). Classify
ABC
.
A.
equilateral
B.
scalene
C.
acute
D.
isosceles
Hint
14.
Which of the following is not often used in a coordinate proof?
A.
Quadratic Formula
B.
Midpoint Formula
C.
Distance Formula
D.
Angle Sum Theorem
Hint