Name ——————————————————————— Date ————————————
C o p y r i g h t © H o l t M c D o u g a l . A l l r i g h t s r e s e r v e d .
Geometry
Chapter 5 Assessment Book
90
Answers
1. 2. 3. 4. 5. 6. 7. 8. 9.10.
Chapter Test A
For use after Chapter 5
}
WY
is the midsegment of
n
QRS
. Find the value of
x
.
1.
Q
W R S Y x
34
2.
Q
W R S Y x
22
3.
Q
S Y W R x
12
4.
S Y W R x
158
Find the coordinates of point
M
in the figure.
5.
x y
M
(0, 0)(2
h, k
)
6.
x y
M
(0, 0)(
h,
2
k
)
Find the value of
x
.
7.
X Y Z W
162
x
8.
AB E D C
6
x
2
8
x
1
2
Use the information in the diagram to find
x
.
9.
M N
Q
L
25
8
(
x
1
10)
8
10.
m
∠
ABC
5
90
8
.
B AD C
45
8
12
x
2
8
CHAPTER
5
Name ——————————————————————— Date ————————————
C o p y r i g h t © H o l t M c D o u g a l . A l l r i g h t s r e s e r v e d .
Geometry
Chapter 5 Assessment Book
91
Answers
11
.
12
.
13
.
14
.
15
.
16
.
17
.
18
.
19
.
20.
Chapter Test A
continued For use after Chapter 5
CHAPTER
5
In
n
ABC
,
Q
is the centroid.
11.
QC
5
12. Find
CM
.
12.
QC
5
6. Find
CL
.
B N C L AM
Q
B N C LAM
Q
List the unknown sides or angles in order from smallest to largest. 13.
R S
Q
40
8
55
8
85
8
14.
B AC
24 3018
Is it possible to construct a tri
angle with the given side lengths? 15.
3, 7, 9
16.
4, 6, 10
17.
2, 7, 10
Complete with <, >, or
5
.
18.
AB
?
BC
19.
RS
?
VW
AB C D
30
8
20
8
R S T V W
Q
45
8
50
8
20.
Arrange statements A–D in order to write an indirect proof of the statement:
If
x
1
y
Þ
10 and
x
5
9, then
y
Þ
1.
A.
But this contradicts the given statement that
x
1
y
Þ
10.
B.
x
1
y
5
9
1
1
5
10
C.
Temporarily assume that
y
5
1.
D.
The contradiction shows that the temporary assumption that
y
5
1 is false. This proves that
y
Þ
1.
Name ——————————————————————— Date ————————————
C o p y r i g h t © H o l t M c D o u g a l . A l l r i g h t s r e s e r v e d .
Geometry
Chapter 5 Assessment Book
92
Answers
1. 2. 3. 4. 5. 6. 7. 8.
Chapter Test B
For use after Chapter 5
See left.
}
WY
is the midsegment of
n
QRS
. Find the value of
x
.
1.
R S Y W x
1
1030
2.
R S Y W x
2
1628
3.
R S Y W
2
x
14
4.
R S Y W
2
x
1
8193
Place the figure in a coordinate plane in a convenient way. Give the coordinates of each vertex.
5.
Isosceles right triangle:
6.
Rectangle: Length is 3 and Leg length is 3. width is 2.
x y
11
x y
11
In the diagram, the perpendicular bisectors of
n
WXY
meet at point
Z
. Find the indicated measure.
7.
WZ
W Y Z X
435
8.
ZY
W Y Z X
798
CHAPTER
5
See left.
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