| |
| |
1. |
is a median in . If WY = 6.5 what is XY? |
| |
|
 |
| |
|
A. |
3.25 |
B. |
6.5 |
| |
|
C. |
13 |
D. |
19.5 |
| |
|
Hint |
|
| |
2. |
In , , , and are medians. What is DB if IB = 42? |
| |
|
 |
| |
|
A. |
42 |
B. |
7 |
| |
|
C. |
14 |
D. |
28 |
| |
|
Hint |
|
| |
3. |
Which figure shows altitude ? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
4. |
One of the altitudes of is _________. |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
5. |
If bisects BDE, what is m 1 if m BDE = 81? |
| |
|
 |
| |
|
A. |
81 |
B. |
40.5 |
| |
|
C. |
162 |
D. |
121.5 |
| |
|
Hint |
|
| |
6. |
Find in . |
| |
|
 |
| |
|
A. |
55 |
B. |
70 |
| |
|
C. |
15 |
D. |
105 |
| |
|
Hint |
|
| |
7. |
by _______. |
| |
|
 |
| |
|
A. |
LA |
B. |
HA |
| |
|
C. |
HL |
D. |
LL |
| |
|
Hint |
|
| |
8. |
Determine the distance between points L and Q. |
| |
|
 |
| |
|
A. |
3.0 |
B. |
10.8 |
| |
|
C. |
5.0 |
D. |
4.4 |
| |
|
Hint |
|
| |
9. |
If n = 8, is an angle bisector? Why or why not? |
| |
|
 |
| |
|
A. |
yes; the measures of the angles are equal |
B. |
no; the measures of angles are not equal |
| |
|
C. |
no; the angles do not look congruent |
D. |
yes; the angles appear to be congruent |
| |
|
Hint |
|
| |
10. |
In LAJ, is a median and m ALR = 46. Find m LJR. |
| |
|
 |
| |
|
A. |
46 |
B. |
90 |
| |
|
C. |
92 |
D. |
44 |
| |
|
Hint |
|
| |
11. |
What is needed to show PQR ADC by HL? |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
R S |
D. |
 |
| |
|
Hint |
|
| |
12. |
Is a triangle with sides measuring 4, 8 and 11 a right triangle? Why or why not? |
| |
|
A. |
no; 42 + 82 112 |
| |
|
B. |
no; 112 - 42 = 82 |
| |
|
C. |
yes; 42 + 82 = 112 |
| |
|
D. |
yes; 4 + 8 11 |
| |
|
Hint |
|
| |
13. |
Find the length of one leg of a right triangle if the hypotenuse is 21 and the other leg is 9. Round to nearest hundredth. |
| |
|
A. |
22.34 |
B. |
12 |
| |
|
C. |
30 |
D. |
18.97 |
| |
|
Hint |
|
| |
14. |
Is ABC with vertices A(-1, 1), B(3, 4) and C(2, -11) a scalene triangle? Why or why not? |
| |
|
A. |
no; all distances are different |
B. |
yes; all distances are different |
| |
|
C. |
yes; two sides have equal distances |
D. |
no; all distances are equal |
| |
|
Hint |
|
|