Crestview High School Math Ratio of The Model Questions

Please answer all following questions … show all work And label

thank you

Are the triangles similar? If so, write a similarity
statement and name the postulate or theorem you
used. If not, explain.
11. L
M
12.
W 8 X
you know HOW?
1. A bookcase is 4 ft tall. A model of the bookcase is
6 in. tall. What is the ratio of the height of the model
bookcase to the height of the real bookcase?
2. If = 10, complete this statement:=
3. Are the two polygons shown below similar? If so, give
the similarity ratio of the first polygon to the second.
If not, explain.
3Y
2 Z
9
V
0
N
D
C С
13.
D
14. R
Н
G
4
8
T
6
A 2B 8
C
L
F
A 4 B
E
10
F
Solve each proportion.
Algebra Explain why the triangles are similar. Then
find the value of x.
y
4.
6
18
54
5.5 =*
x – 2
4
15.
J
16.
D
28
14
A
Х
K
6
6. On the scale drawing of a floor plan 2 in. = 5 ft. A
room is 7 in. long on the scale drawing. Find the
actual length of the room.
20
H
Х
E 5 B
10
С C
FEB
PAGES
AABC ~ ADBF. Complete each statement.
B
D
F
A
7. MLA=m_ ?
8.
AB _ BC
DB
9. A postcard is 6 in. by 4 in. A printing shop will
enlarge it so that the longer side is any length up to
3 ft. Find the dimensions of the biggest enlargement.
10. Algebra Find the value of x.
8.
10
Х
24
FEB
X