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1. |
A _________ is a line or segment that passes through the midpoint of a side of a triangle and is perpendicular to that side. |
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A. |
angle bisector |
B. |
mode |
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C. |
median |
D. |
perpendicular bisector |
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Hint |
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2. |
 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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3. |
Marty has a piece of rope with exactly 7 knots tied at equal intervals as shown. Using the rope, he wants to make triangles so that each vertex of the triangle occurs at a knot. How many different triangles can Marty make? |
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A. |
3 |
B. |
2 |
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C. |
4 |
D. |
1 |
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Hint |
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4. |
In which picture is  an angle bisector? |
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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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5. |
If m A > mB > mC, what is a possible measure for  ? |
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A. |
20 mm |
B. |
13 mm |
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C. |
32 mm |
D. |
10 mm |
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Hint |
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6. |
Which of the following could not be a triangle? |
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A. |
15, 18, 8 |
B. |
7, 28, 22 |
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C. |
7, 11, 3 |
D. |
9, 9, 9 |
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Hint |
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7. |
In the picture shown,  and CD > AD. What is the relationship between ABD and CBD? |
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A. |
mABD = mCBD |
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B. |
mABD > mCBD |
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C. |
ABD  CBD |
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D. |
mABD < mCBD |
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Hint |
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8. |
In the figure,  ,  ,  , and  Write an inequality for the possible values of x. |
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A. |
x >  |
B. |
x >  |
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C. |
x >  |
D. |
x < -2 |
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Hint |
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9. |
State the assumption that could be used to start an indirect proof of the statement Points A, B, C, and O are coplanar. |
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A. |
Points A, B, C, and O form a quadrilateral. |
B. |
Points A, B, C, and O are collinear. |
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C. |
Points A, B, C, and O are not coplanar. |
D. |
Points A, B, C, and O are coplanar. |
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Hint |
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10. |
What is another name for an indirect proof? |
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A. |
default proof |
B. |
proof by contradiction |
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C. |
proof by assumption |
D. |
paragraph proof |
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Hint |
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