1.
Solve
A.
72
B.
77
C.
91
D.
84
Hint
2.
A.
55
B.
21
C.
125
D.
27
Hint
3.
The scale on a map shows that
inches represents an actual distance of 25 miles. If the distance between 2 cities on the map is
inches, what is the actual distance between the cities?
A.
mi
B.
mi
C.
mi
D.
mi
Hint
4.
Which proportion is correct?
A.
B.
C.
D.
Hint
5.
Determine the measure of
.
A.
15
B.
16
C.
8
D.
10
Hint
6.
Is
|
|
? Why or why not?
A.
Yes;
B.
No;
C.
Yes;
D.
No;
Hint
7.
Complete the proportion
A.
B.
C.
D.
Hint
8.
Suppose
and the scale factor of
to
is
Find the perimeter of
if the perimeter of
is 70 centimeters.
A.
52.5
B.
23.3
C.
17.5
D.
93.3
Hint
9.
The ratio of
m
A
to
m
B
is the same as the ratio of
m
B
to
m
C
. If
m
B
= 60 and
m
C
= 20, find
m
A
.
A.
180
B.
60
C.
30
D.
40
Hint
10.
Find the value of
n
.
A.
8
B.
6
C.
14
D.
8.4
Hint
11.
A tower casts a 48m shadow. Juan is 3m tall and has a shadow 2m long while standing beside the tower. How tall is the tower?
A.
7.2
B.
3.2
C.
72
D.
32
Hint
12.
Is
? Why or why not?
A.
yes; sides are divided into proportional segments
B.
yes; sides are divided into congruent segments
C.
no; sides are not congruent
D.
no; sides are not divided into proportional segments
Hint
13.
Solve for
x
.
A.
18.6
B.
15
C.
22.5
D.
10
Hint
14.
Two similar triangles have corresponding side lengths of 12 and 15. If the perimeter of the second triangle is 35, find the perimeter of the first triangle.
A.
28
B.
26
C.
32.5
D.
43.75
Hint