| |
| |
1. |
The line plot shows the lengths in feet of a group of adult seals. What is the mean length to the nearest tenth? |
| |
|
 |
| |
|
A. |
7.3 ft |
B. |
7.0 ft |
| |
|
C. |
6.5 ft |
D. |
6.9 ft |
| |
|
Hint |
|
| |
2. |
Describe the line that is graphed below. |
| |
|
 |
| |
|
A. |
passes through the point (3,-2) with a slope of  |
| |
|
B. |
passes through the point (3,-2) with a slope of  |
| |
|
C. |
passes through the point (3,-2) with a slope of  |
| |
|
D. |
passes through the point (3,2) with a slope of  |
| |
|
Hint |
|
| |
3. |
A feasible region has vertices at (4, 6), (-2, 3), (2, -2), and (3, 1). At which point is the maximum value of the function f(x, y) = 2x + y? |
| |
|
A. |
f(2, -2) |
B. |
f(-2, 3) |
| |
|
C. |
f(3, 1) |
D. |
f(4, 6) |
| |
|
Hint |
|
| |
4. |
Find the quotient  |
| |
|
A. |
18 |
B. |
 |
| |
|
C. |
2 |
D. |
-2 |
| |
|
Hint |
|
| |
5. |
Most residential roofs are made of roof trusses. A diagram of a roof truss is shown. Notice that it is triangular in shape. Name the corresponding sides. |
| |
|
 |
| |
|
A. |
  ,   ,    |
| |
|
B. |
  ,   ,    |
| |
|
C. |
  ,   ,    |
| |
|
D. |
  ,   ,   |
| |
|
Hint |
|
| |
6. |
Which postulate can be used to prove the triangles congruent? |
| |
|
 |
| |
|
A. |
SAS Postulate |
B. |
ASA Postulate |
| |
|
C. |
not possible |
D. |
SSS Postulate |
| |
|
Hint |
|
| |
7. |
Which description corresponds to the boundary below? |
| |
|
 |
| |
|
A. |
all points in space that are 4 units from a given point |
| |
|
B. |
all lines in a plane parallel to a given line in that plane |
| |
|
C. |
all points in a plane that are 4 units from a given point in that plane |
| |
|
D. |
all points in a plane that are 4 units from a given segment in that plane |
| |
|
Hint |
|
| |
8. |
a > b means that ___________. |
| |
|
A. |
a + c = b, for some positive number c |
| |
|
B. |
a b |
| |
|
C. |
a + b = 0 |
| |
|
D. |
a = b + c, for some positive number c |
| |
|
Hint |
|
| |
9. |
Choose the possible measure for 1 in the figure shown. |
| |
|
 |
| |
|
A. |
180° |
B. |
11° |
| |
|
C. |
110° |
D. |
0° |
| |
|
Hint |
|
| |
10. |
Name the property that justifies if a < b, then a + c < b + c. |
| |
|
A. |
Subtraction Property |
B. |
Transitive Property |
| |
|
C. |
Addition Property |
D. |
Comparison Property |
| |
|
Hint |
|
| |
11. |
The circle graph shows the percent of Ms. Jackson's students who earned an ''A'' for each of the four grading periods during a school year. If Ms. Jackson taught 150 total students, how many students earned an ''A'' during the third quarter? |
| |
|
 |
| |
|
A. |
15 |
B. |
48 |
| |
|
C. |
27 |
D. |
60 |
| |
|
Hint |
|
| |
12. |
Reina is constructing a cylinder that can hold 90.8 cubic centimeters. If the diameter of the cylinder is 3.4 centimeters, what should the height measure? (Round to the nearest tenth.) |
| |
|
A. |
8.2 cm |
B. |
10.0 cm |
| |
|
C. |
12.0 cm |
D. |
14.4 cm |
| |
|
Hint |
|
| |
13. |
A rectangle with length of 4 and width of 5 is enlarged by a scale factor of 3. What is the area of the enlargement? |
| |
|
A. |
56 square units |
B. |
180 square units |
| |
|
C. |
20 square units |
D. |
60 square units |
| |
|
Hint |
|
| |
14. |
Triangle QRS has vertices Q(5, 3), R(3, 7), and S(1, 2). Find the coordinates of the image of triangle QRS after it is rotated 90° counterclockwise about the origin. |
| |
|
A. |
Q´(-5, -3), R´(-3, -7), S´(-1, -2) |
| |
|
B. |
Q´(-3, -5), R´(-7, -3), S´(-2, -1) |
| |
|
C. |
Q´(-3, 5), R´(-7, 3), S´(-2, 1) |
| |
|
D. |
Q´(5, -3), R´(3, -7), S´(1, -2) |
| |
|
Hint |
|
| |
15. |
Graph the solution set to the inequality 5x – 3 < 3x + 7. |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
16. |
Which of the following is true concerning matrix multiplication of three matrices A, B, and C? |
| |
|
A. |
C(A + B) = CA + CB |
| |
|
B. |
AB = BA for all cases |
| |
|
C. |
AB = BA for no cases |
| |
|
D. |
(A + B)C = CA + CB |
| |
|
Hint |
|
| |
17. |
If A = {5, 6, 7, 8} and B = {8, 9}. what set notation means that 7 belongs to set A but not set B? |
| |
|
A. |
7 A, 7 B |
B. |
7 = A, 7 B |
| |
|
C. |
7 A, 7 B |
D. |
7 A, 7 B |
| |
|
Hint |
|
| |
18. |
If A= {0,1,2,3,4}, B={2,4,6,8} and C= {-3, -2, -1, 0}, find  |
| |
|
A. |
 |
B. |
{-3, -2, -1, 0, 1, 2, 3, 4} |
| |
|
C. |
{0} |
D. |
{-3, -2, -1, 0, 2, 4, 6,8} |
| |
|
Hint |
|
| |
19. |
The actual distance stated is 135 miles. If the scale is 0.5 inches = 15 miles, what is the scale length? |
| |
|
A. |
4.5 in. |
B. |
4050 in. |
| |
|
C. |
3.8 in. |
D. |
18 in. |
| |
|
Hint |
|
| |
20. |
What best describes the construction? |
| |
|
 |
| |
|
A. |
a regular pentagon circumscribed around a circle |
B. |
regular pentagon inscribed in a circle |
| |
|
C. |
a circle circumscribed around a regular pentagon |
D. |
regular hexagon inscribed in a circle |
| |
|
Hint |
|
|
|