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1. |
The line plot shows the lengths in feet of a group of adult seals. What is the mean length to the nearest tenth? |
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A. |
6.5 ft |
B. |
7.0 ft |
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C. |
7.3 ft |
D. |
6.9 ft |
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Hint |
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2. |
Write an equation of the line that passes through (10,-4) and is perpendicular to the line whose equation is  |
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A. |
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B. |
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C. |
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D. |
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Hint |
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3. |
If  bisects  which angle is congruent to  |
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A. |
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B. |
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C. |
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D. |
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Hint |
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4. |
Which problem-solving strategy is used in indirect proofs? |
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A. |
decision-making |
B. |
working backward |
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C. |
draw a diagram |
D. |
guess and check |
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Hint |
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5. |
Use substitution to solve the system of equations given below.
y = 2x
5x - y = -24 |
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A. |
no solution |
B. |
(-8, -16) |
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C. |
(-4, -8) |
D. |
infinitely many solutions |
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Hint |
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6. |
Trapezoid ABCD ~ trapezoid EBFG. Find AD. |
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A. |
7 |
B. |
28 |
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C. |
10 |
D. |
12 |
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Hint |
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7. |
Find the value of x. |
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A. |
42 |
B. |
37 |
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C. |
52 |
D. |
47 |
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Hint |
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8. |
If A(2, 4) is reflected over the x-axis, what are its new coordinates? |
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A. |
(-2, 4) |
B. |
(2, -4) |
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C. |
(4, 2) |
D. |
(-2, -4) |
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Hint |
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9. |
If one leg of a right triangle is 17.2 cm and the other leg is 22.5 cm, what is the length of the hypotenuse? |
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A. |
28.3 cm |
B. |
22.5 cm |
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C. |
6.3 cm |
D. |
39.7 cm |
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Hint |
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10. |
This game board is made up of concentric circles. The center circle has a diameter of 4 inches. Each successive ring has a radius 2 inches greater than the ring before. Find the probability of scoring 80 points. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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11. |
If KL = 27, find the measure of the dilation image for a scale factor of . |
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A. |
81 |
B. |
30 |
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C. |
24 |
D. |
9 |
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Hint |
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12. |
If  and  find 4A – 5B. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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13. |
Simplify  |
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A. |
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B. |
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C. |
27x3ny6 |
D. |
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Hint |
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14. |
A bag contains 10 red marbles, 5 gray marbles, 12 black marbles, and 8 white marbles. Two marbles are randomly drawn from the bag without replacement. What is the probability of drawing a black marble followed by a red marble? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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15. |
A bag contains 10 red marbles, 5 gray marbles, 12 black marbles, and 8 white marbles. Two marbles are randomly drawn from the bag without replacement. What is the probability of drawing a white marble followed by a marble that is not black? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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16. |
The table shows the results when a number cube was rolled. What is the experimental probability of rolling an even number? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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17. |
What value is a solution to the equation  |
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A. |
12 |
B. |
-8 |
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C. |
-12 |
D. |
8 |
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Hint |
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18. |
Find the next four terms of the sequence 122, 111, 100….? |
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A. |
89, 77, 67, 55 |
B. |
90, 79, 68, 57 |
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C. |
89, 78, 67, 56 |
D. |
88, 77, 66, 55 |
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Hint |
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19. |
If  bisects  what is  |
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A. |
34° |
B. |
68° |
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C. |
56° |
D. |
45° |
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Hint |
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20. |
Complete. 3 yd = _____ft |
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A. |
9 |
B. |
6 |
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C. |
27 |
D. |
1 |
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Hint |
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