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1. |
has vertices X(-1, 1), Y(3, 9), and Z(6, -2). Determine the coordinates of point W on so that is a median of  |
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A. |
(1, 5) |
B. |
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C. |
(2, -1) |
D. |
(2, 4) |
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Hint |
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2. |
Which problem-solving strategy is used in indirect proofs? |
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A. |
draw a diagram |
B. |
working backward |
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C. |
guess and check |
D. |
decision-making |
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Hint |
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3. |
has vertices M(3, 5), N(1, -2), O(-3, 2). Order the angles from the greatest measure to the least measure. |
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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. |
The _______________ states that the sum of the lengths of any two sides of a triangle is greater than the length of the third side. |
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A. |
Triangle Equality Theorem |
B. |
Triangle Inequality Theorem |
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C. |
Definition of a Triangle |
D. |
Definition of an Inequality |
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Hint |
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5. |
If , which relationship is true? |
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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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6. |
Write an inequality to describe the possible values of x. |
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A. |
x > 17 |
B. |
x < 17 |
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C. |
x < 20 |
D. |
x > 20 |
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Hint |
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7. |
The segment that has one endpoint at one of the vertices of a triangle and its other endpoint on a line containing the opposite side of the triangle, and is perpendicular to the opposite side of the triangle, is called the __________. |
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A. |
median |
B. |
angle bisector |
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C. |
altitude |
D. |
perpendicular bisector |
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Hint |
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8. |
In the triangle shown, which angle has the greatest measure? |
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A. |
A |
B. |
none of them; they all have an equal angle measure |
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C. |
B |
D. |
C |
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Hint |
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9. |
If 28 and 49 are the lengths of two sides of a triangle, between what two numbers must the measure of the third side fall? |
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A. |
28 and 49 |
B. |
21 and 77 |
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C. |
31 and 67 |
D. |
10 and 60 |
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Hint |
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10. |
State the assumption that could be used to start an indirect proof of the statement If 2n < 6, then n < 3. |
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A. |
n > 3 |
B. |
n = 3 |
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C. |
n 3 |
D. |
n < 3 |
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Hint |
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