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1. |
What is used to show that an assumption is false? |
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A. |
pattern |
B. |
inductive reasoning |
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C. |
counterexample |
D. |
conjecture |
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Hint |
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2. |
Determine the measure of an angle that is supplementary to  SJA
if mSJA = 67. |
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A. |
83 |
B. |
67 |
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C. |
113 |
D. |
33 |
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Hint |
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3. |
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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4. |
What is the y-intercept of the line y = 3x - 5? |
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A. |
-3 |
B. |
5 |
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C. |
-5 |
D. |
3 |
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Hint |
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5. |
RST  EFG. Find the value of a. |
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A. |
80 |
B. |
75 |
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C. |
25 |
D. |
10 |
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Hint |
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6. |
In  ,  and  are medians. If PT =3x - 1, PS = 4x - 2, and SR = 2x + 4, find TQ. |
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A. |
8 |
B. |
6 |
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C. |
3 |
D. |
10 |
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Hint |
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7. |
Which statement can be used to describe MN and XY? |
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A. |
MN  XY |
B. |
MN < XY |
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C. |
MN = XY |
D. |
MN > XY |
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Hint |
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8. |
Determine which statement about the diagram at the right is false. |
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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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9. |
Is the quadrilateral below a parallelogram? Why or why not? |
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A. |
No; The diagonals are not congruent. |
B. |
Yes; Both pairs of opposite sides are congruent. |
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C. |
No; Both pairs of opposite sides are not parallel. |
D. |
Yes; Both pairs of opposite sides are parallel. |
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Hint |
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10. |
What is the measure of one exterior angle of a regular decagon? |
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A. |
288 |
B. |
36 |
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C. |
144 |
D. |
72 |
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Hint |
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11. |
 |
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 |
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A. |
20 |
B. |
7 |
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C. |
17 |
D. |
4 |
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Hint |
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12. |
 |
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 |
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A. |
9 |
B. |
12 |
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C. |
15 |
D. |
18 |
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Hint |
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13. |
Find the lateral area of the cone below. Round to the nearest tenth. |
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A. |
897.7 yd2 |
B. |
1357.2 yd2 |
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C. |
1017.9 yd2 |
D. |
1696.5 yd2 |
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Hint |
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14. |
The volume of a cone is ____________ the volume of a cylinder with the same base and height measures. |
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A. |
one-third |
B. |
one-half |
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C. |
one-fourth |
D. |
equal to |
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Hint |
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15. |
A pile of sand has a circular base that is 8 yards in diameter. If the pile is  yards high, about how much sand is in the pile. |
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A. |
 yd3 |
B. |
88 yd3 |
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C. |
 yd3 |
D. |
 yd3 |
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Hint |
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16. |
Given the diagram of  ACE, identify a median. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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17. |
Is a triangle with sides measuring 4, 8 and 11 a right triangle? Why or why not? |
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A. |
no; 42 + 82  112 |
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B. |
no; 112 - 42 = 82 |
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C. |
yes; 42 + 82 = 112 |
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D. |
yes; 4 + 8  11 |
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Hint |
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18. |
Is   ? Why or why not? |
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A. |
yes; sides are divided into congruent segments |
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B. |
yes; sides are divided into proportional segments |
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C. |
no; sides are not divided into proportional segments |
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D. |
no; sides are not congruent |
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Hint |
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19. |
 |
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 |
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A. |
180 |
B. |
114 |
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C. |
246 |
D. |
66 |
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Hint |
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20. |
In OO,  , OT = 3x - 1
and OW = 6x - 18. Find OT. |
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A. |
16 |
B. |
3.4 |
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C. |
32 |
D. |
5.6 |
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Hint |
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