| |
| |
1. |
Solve the proportion . |
| |
|
A. |
63 |
B. |
1 |
| |
|
C. |
3 |
D. |
7 |
| |
|
Hint |
|
| |
2. |
Solve the proportion . |
| |
|
A. |
3 |
B. |
 |
| |
|
C. |
 |
D. |
4 |
| |
|
Hint |
|
| |
3. |
The sides of ABCD are proportional to the corresponding sides of EFGH. If AD = 5, DC = 6, and EH = 6, then HG =_________. |
| |
|
 |
| |
|
A. |
7.2 |
B. |
6 |
| |
|
C. |
5 |
D. |
5.8 |
| |
|
Hint |
|
| |
4. |
Which triangle is not similar to the other three? |
| |
|
 |
| |
|
A. |
ABC |
B. |
DEF |
| |
|
C. |
GHI |
D. |
JKL |
| |
|
Hint |
|
| |
5. |
Find the value of x. |
| |
|
 |
| |
|
A. |
8 |
B. |
9 |
| |
|
C. |
7 |
D. |
 |
| |
|
Hint |
|
| |
6. |
In ABC, BE = 4, EC = 10, AD = x, and DC = 11. Find x so that || . |
| |
|
 |
| |
|
A. |
 |
B. |
4.4 |
| |
|
C. |
3.5 |
D. |
3.6 |
| |
|
Hint |
|
| |
7. |
Find the value of x. |
| |
|
 |
| |
|
A. |
 |
B. |
11 |
| |
|
C. |
7 |
D. |
8 |
| |
|
Hint |
|
| |
8. |
Two polygons are similar if ___________. |
| |
|
A. |
they are the same size and same shape |
| |
|
B. |
they are the same shape but possibly different sizes |
| |
|
C. |
they are not congruent |
| |
|
D. |
they are the same size but possibly different shapes |
| |
|
Hint |
|
| |
9. |
Which one of the triangles shown is not similar to the others? |
| |
|
 |
| |
|
A. |
X |
B. |
Z |
| |
|
C. |
W |
D. |
Y |
| |
|
Hint |
|
| |
10. |
In the figure, . If FH = 12, HJ = 3, and the perimeter of HIJ = 13, then what is the perimeter of FGH? |
| |
|
 |
| |
|
A. |
48 |
B. |
36 |
| |
|
C. |
25 |
D. |
52 |
| |
|
Hint |
|
| |
11. |
If the smaller details of a shape have the same geometric characteristics as the original, larger form, then the shape is _______. |
| |
|
A. |
strictly self-similar |
B. |
Pascal's Triangle |
| |
|
C. |
a fractal |
D. |
self-similar |
| |
|
Hint |
|
| |
12. |
The seventh row of Pascal's Triangle is 1 6 15 20 15 6 1. What is the eighth row? |
| |
|
A. |
1 7 21 35 35 21 7 1 |
| |
|
B. |
7 21 35 35 21 7 |
| |
|
C. |
1 7 17 23 17 7 1 |
| |
|
D. |
1 5 10 10 5 1 |
| |
|
Hint |
|
|
|