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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. |
-5 + (-5) |
B. |
-13 + 5 |
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C. |
18 + (-10) |
D. |
-8 + 7 |
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Hint |
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2. |
A ___ can be used to prove an if-then statement false. |
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A. |
converse |
B. |
hypothesis |
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C. |
counterexample |
D. |
conclusion |
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Hint |
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3. |
If  and  then ______. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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4. |
Name two complementary angles. |
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A. |
 SVT and UVW |
B. |
SVT and TVU |
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C. |
RVT and TVW |
D. |
RVS and SVT |
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Hint |
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5. |
For lines m and n cut by a transversal t, find x so that m || n. |
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A. |
12 |
B. |
18 |
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C. |
15 |
D. |
16 |
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Hint |
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6. |
Graph 5x + 2y = 10 using the slope and y-intercept. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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7. |
What is mD in  |
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A. |
17 |
B. |
53 |
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C. |
90 |
D. |
37 |
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Hint |
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8. |
Which angle is the image of M? |
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A. |
Y |
B. |
Z |
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C. |
W |
D. |
X |
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Hint |
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9. |
 is a median in  . If WY = 6.5 what is XY? |
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A. |
19.5 |
B. |
3.25 |
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C. |
13 |
D. |
6.5 |
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Hint |
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10. |
In  JHI,  is the perpendicular bisector of 
Find  |
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A. |
30 |
B. |
60 |
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C. |
120 |
D. |
90 |
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Hint |
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11. |
What is  in isosceles trapezoid SPQR? |
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A. |
105 |
B. |
25 |
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C. |
15 |
D. |
75 |
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Hint |
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12. |
Name two planes in the figure below. |
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A. |
plane CBD, plane AEC |
B. |
plane DCA , plane EBA |
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C. |
plane BEA , plane CAD |
D. |
plane ACD , plane ABE |
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Hint |
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13. |
Which pair of planes is parallel? |
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A. |
Planes ECD and ABF |
B. |
Planes FAE and ECB |
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C. |
Planes ABF and AEC |
D. |
Planes FDE and DEC |
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Hint |
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14. |
If m7 = 3x - 15 and m3 = 2x + 7, find m3. |
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A. |
129 |
B. |
51 |
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C. |
66 |
D. |
22 |
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Hint |
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15. |
Find the value of x so that l  n. |
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A. |
3 |
B. |
17 |
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C. |
24 |
D. |
6 |
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Hint |
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16. |
Points A (n, -5) and B (2, 4) are on a line. If the slope of the line is  find the value of n. |
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A. |
-4 |
B. |
-11.5 |
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C. |
- |
D. |
 |
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Hint |
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17. |
Given the points A (-3, -2), B (1, 4), C (-4, 3) and D (5, -3), determine if  and  are parallel, perpendicular or neither. |
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A. |
neither |
B. |
perpendicular |
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C. |
parallel |
D. |
both parallel and perpendicular |
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Hint |
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18. |
What is the equation of the line parallel to the line y =  x + 1 that passes through the point (3, -1)? |
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A. |
y = -x + 1 |
B. |
y = - x + 1 |
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C. |
y = x - 3 |
D. |
y = -x - 3 |
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Hint |
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19. |
Identify the information needed to show XYZ  NOP by ASA. |
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A. |
  |
B. |
Z P |
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C. |
X N |
D. |
Y O |
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Hint |
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20. |
Determine which set of numbers cannot be the measures of the sides of a triangle. |
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A. |
7, 15, 8 |
B. |
16, 8, 22 |
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C. |
7, 13, 7 |
D. |
11, 4, 9 |
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Hint |
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