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1. |
Based upon the table below, Mari concluded that when one of two addends is negative, the sum is always negative. Find a counterexample for her conjecture. |
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A. |
18 + (-10) |
B. |
-13 + 5 |
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C. |
-8 + 7 |
D. |
-5 + (-5) |
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Hint |
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2. |
What is the next series of triangles in the sequence below? |
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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. |
Write another form of the following statement. If a closed figure has exactly 3 vertices, then it is a triangle. |
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A. |
If a figure is closed, then it is a triangle with exactly 3 vertices. |
B. |
A triangle is a closed figure if it has exactly 3 vertices. |
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C. |
A closed figure is a triangle if it has exactly 3 vertices. |
D. |
If a triangle has exactly 3 vertices, then it is a closed figure. |
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Hint |
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4. |
Determine if the conditional statement and its converse are true. If a ripe piece of fruit is a strawberry, then it is red. |
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A. |
converse only |
B. |
both are true |
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C. |
conditional statement only |
D. |
neither are true |
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Hint |
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5. |
To Examine means to _________ |
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A. |
use your plan to solve the problem. |
B. |
read the problem carefully. |
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C. |
Ask, ''Does my answer make sense for the problem?'' |
D. |
make a plan to solve the problem. |
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Hint |
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6. |
Use the number line to find CH. |
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A. |
3 |
B. |
5.5 |
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C. |
1.5 |
D. |
7 |
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Hint |
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7. |
Write a rational number less than zero with a 2-digit repeating pattern. |
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A. |
-2.222222 |
B. |
-1.112233… |
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C. |
-4.626262... |
D. |
-3.355555… |
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Hint |
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8. |
What is VW if UV = 17, VX = 12, WY = 16, and XY = 9? |
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A. |
5 |
B. |
12 |
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C. |
7 |
D. |
2 |
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Hint |
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9. |
The four regions of a coordinate system are called |
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A. |
graphs. |
B. |
quadrants. |
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C. |
axes. |
D. |
coordinates. |
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Hint |
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10. |
What are the coordinates of the midpoint of 
for X(-16, 25) and Y(34, 72)? |
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A. |
(25, 23.5) |
B. |
(9, 48.5) |
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C. |
(24, 46) |
D. |
(18, 47) |
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Hint |
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11. |
One possible counterexample for the statement ''All fruits taste sweet'' is ________. |
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A. |
Plums |
B. |
Oranges |
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C. |
Lemons |
D. |
Watermelons |
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Hint |
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12. |
How many points are needed to define a plane? |
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A. |
3 |
B. |
5 |
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C. |
2 |
D. |
4 |
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Hint |
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13. |
The foundation of geometry is made of statements called ____________. |
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A. |
Postulates |
B. |
Theorems |
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C. |
Ideas |
D. |
Laws |
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Hint |
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14. |
Name two planes in the figure below. |
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A. |
plane DCA , plane EBA |
B. |
plane BEA , plane CAD |
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C. |
plane ACD , plane ABE |
D. |
plane CBD, plane AEC |
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Hint |
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15. |
Determine if the conditional statement and its converse are true. ''If a figure has five angles, then it is a pentagon.'' |
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A. |
Neither are true |
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B. |
Conditional only |
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C. |
Both are true |
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D. |
Converse only |
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Hint |
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16. |
What is the inverse of the following statement, ''If a figure is closed, then it is a polygon'' ? |
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A. |
''If a figure is not closed, then it is not a polygon'' |
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B. |
''If a figure is not a polygon, then it is not closed'' |
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C. |
''If a figure is not closed, then it is a polygon'' |
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D. |
''If a figure is closed, then it is not a polygon'' |
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Hint |
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17. |
A construction drawing uses only these two tools. |
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A. |
Compass and straightedge |
B. |
Protractor and pencil |
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C. |
Ruler and protractor |
D. |
Compass and ruler |
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Hint |
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18. |
Find the area of the parallelogram |
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A. |
30.0m2 |
B. |
32.4m2 |
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C. |
28.8m2 |
D. |
28.0m2 |
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Hint |
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19. |
For any numbers a, b and c, if a = b and b = c, then a = c is the __________ property of Equality |
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A. |
Symmetric |
B. |
Reflexive |
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C. |
Substitution |
D. |
Transitive |
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Hint |
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20. |
Find the value of x if Q bisects segment PR. |
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A. |
-4 |
B. |
7 |
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C. |
1 |
D. |
4 |
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Hint |
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