| |
| |
1. |
In is the _____. |
| |
|
 |
| |
|
A. |
median |
B. |
altitude |
| |
|
C. |
all of these |
D. |
perpendicular bisector |
| |
|
Hint |
|
| |
2. |
The segment that bisects an angle of the triangle and has one endpoint at a vertex of the triangle and the other endpoint at another point on the triangle is called the _________. |
| |
|
A. |
perpendicular bisector |
B. |
median |
| |
|
C. |
angle bisector |
D. |
segment bisector |
| |
|
Hint |
|
| |
3. |
has vertices M(3, 5), N(1, -2), O(-3, 2). Order the angles from the greatest measure to the least measure. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
4. |
Is it possible to draw a triangle with sides measuring 13, 21, and 39? Explain |
| |
|
A. |
No; 13 is less than 21 + 39. |
| |
|
B. |
No; 39 is greater than 13 + 21. |
| |
|
C. |
Yes; 13 + 21 is less than 39. |
| |
|
D. |
Yes; the sides of the triangle are not all the same lengths. |
| |
|
Hint |
|
| |
5. |
In the figure, is a median in and Which statement is always true? |
| |
|
 |
| |
|
A. |
If then RS < TS. |
| |
|
B. |
If then  |
| |
|
C. |
x = 12 |
| |
|
D. |
If then is acute. |
| |
|
Hint |
|
| |
6. |
Name the property that justifies that if a is less than b, then a cannot be greater than b. |
| |
|
A. |
Comparison Property |
B. |
Multiplication Property |
| |
|
C. |
Transitive Property |
D. |
Subtraction Property |
| |
|
Hint |
|
| |
7. |
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? |
| |
|
A. |
21 and 77 |
B. |
31 and 67 |
| |
|
C. |
28 and 49 |
D. |
10 and 60 |
| |
|
Hint |
|
| |
8. |
In the figure, , , , and Write an inequality for the possible values of x. |
| |
|
 |
| |
|
A. |
x >  |
B. |
x >  |
| |
|
C. |
x < -2 |
D. |
x >  |
| |
|
Hint |
|
| |
9. |
State the assumption that could be used to start an indirect proof of the statement m 1 + m 2 = 180. |
| |
|
A. |
m 1 + m 2 = 90 |
B. |
m 1 and m 2 are supplementary. |
| |
|
C. |
m 1 + m 2 180 |
D. |
m 1 and m 2 are complementary. |
| |
|
Hint |
|
| |
10. |
State the assumption that could be used to start an indirect proof of the statement AB + BC > DE. |
| |
|
A. |
AB + BC DE |
B. |
AB + BC < DE |
| |
|
C. |
AB + BC = DE |
D. |
AB + BC DE |
| |
|
Hint |
|
|
|