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1. |
Which side measures do not form a right triangle? |
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A. |
10, 12, 15 |
B. |
5, 12, 13 |
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C. |
3, 4, 5 |
D. |
9, 40, 41 |
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Hint |
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2. |
Centralia is 5 miles east and 7 miles south of Hapsburg. About how far apart are the two towns? |
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A. |
8.60 miles |
B. |
9.07 miles |
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C. |
4.90 miles |
D. |
10.83 miles |
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Hint |
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3. |
Simplify  |
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A. |
 |
B. |
 |
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C. |
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D. |
 |
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Hint |
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4. |
Simplify  |
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A. |
 |
B. |
 |
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C. |
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D. |
72 |
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Hint |
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5. |
Simplify  . |
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A. |
 |
B. |
 |
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C. |
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D. |
 |
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Hint |
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6. |
Simplify  . |
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A. |
 |
B. |
 |
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C. |
The expression is in simplest form. |
D. |
 |
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Hint |
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7. |
Solve  . |
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A. |
-4, -1 |
B. |
no real solution |
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C. |
-4 |
D. |
-1 |
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Hint |
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8. |
The geometric mean of a number and 6 more than its opposite is 3. What is the number? |
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A. |
-3 or 3 |
B. |
6 |
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C. |
0 |
D. |
3 |
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Hint |
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9. |
Find the distance between points with coordinates (3, -4) and (-6, 5). |
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A. |
 |
B. |
 |
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C. |
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D. |
 |
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Hint |
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10. |
Which are the vertices of an isosceles triangle? |
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A. |
G(5, 1), H(-4, 3), I(2, 6) |
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B. |
D(2, -6), E(1, -5), F(8, 0) |
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C. |
A(6, 3), B(-2, 4), C(2, 11) |
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D. |
J(0, 4), K(-3, -4), L(1, -5) |
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Hint |
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11. |
Solve x2 - 4x + 1 = 0 by completing the square. |
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A. |
1, 3 |
B. |
 |
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C. |
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D. |
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Hint |
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12. |
Solve a2 - a - 20 = 0 by completing the square. |
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A. |
-5, 4 |
B. |
-4, 5 |
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C. |
 |
D. |
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Hint |
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