1.
What is
if
and
A.
68
B.
31
C.
78
D.
88
Hint
2.
Which pair of triangles is congruent by the ASA Postulate?
A.
B.
C.
D.
Hint
3.
In the figure,
intersects
at
H
. Which additional fact is needed to prove
by ASA?
A.
B.
C.
D.
Hint
4.
The segment that bisects an angle of the triangle and has one endpoint at a vertex of the triangle and the other endpoint at another point on the triangle is called the _________.
A.
angle bisector
B.
segment bisector
C.
median
D.
perpendicular bisector
Hint
5.
A _________ is a line or segment that passes through the midpoint of a side of a triangle and is perpendicular to that side.
A.
perpendicular bisector
B.
angle bisector
C.
median
D.
mode
Hint
6.
Is it possible to draw a triangle with sides measuring 13, 21, and 39? Explain
A.
No; 13 is less than 21 + 39.
B.
No; 39 is greater than 13 + 21.
C.
Yes; 13 + 21 is less than 39.
D.
Yes; the sides of the triangle are not all the same lengths.
Hint
7.
In parallelogram
ABCD
,
AB
is parallel to_______.
A.
B.
C.
D.
Hint
8.
In parallelogram
FGHI
,
_________.
A.
B.
C.
D.
Hint
9.
Which figure is not a polygon?
A.
B.
C.
D.
Hint
10.
Which figure is an obtuse triangle?
A.
B.
C.
D.
Hint
11.
How many other triangles in the figure appear to be congruent to
ABC
?
A.
7
B.
4
C.
8
D.
3
Hint
12.
If
then triangle
WXY
is congruent to triangle _______.
A.
WYZ
B.
YZW
C.
WZY
D.
ZWY
Hint
13.
Choose the possible measure for
1 in the figure shown.
A.
180°
B.
11°
C.
110°
D.
0°
Hint
14.
Ed has a piece of rope with exactly 10 knots tied to make 9 equal lengths as shown. Using the rope, he wants to use the entire rope to make a triangle so that each vertex of the triangle occurs at a knot. How many different triangles can Ed make?
A.
4
B.
2
C.
3
D.
5
Hint
15.
Find the measure of
.
A.
75°
B.
140°
C.
29°
D.
110°
Hint
16.
Complete the section of the indirect proof.
m
W
is a right angle. Therefore,
m
W
= 90° by _______________.
A.
angle addition postulate
B.
definition of perpendicular bisectors
C.
definition of a right angle
D.
definition of perpendicular lines
Hint
17.
The measure of a pair of base angles of an isosceles trapezoid are (4x + 10) ° and (2
x
+ 36) °. What is the measure of one base angle?
A.
12°
B.
62°
C.
120°
D.
118°
Hint
18.
Two bases of a trapezoid are 24 inches and 36 inches If the median is (
x
+ 4) inches, what is the value of
x
?
A.
60 in.
B.
58 in.
C.
26 in.
D.
30 in.
Hint