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1. |
In , , , and are medians. What is DB if IB = 42? |
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A. |
42 |
B. |
14 |
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C. |
7 |
D. |
28 |
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Hint |
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2. |
Which figure shows altitude ? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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3. |
Identify an altitude in . |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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4. |
If bisects BDE, what is m 1 if m BDE = 81? |
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A. |
81 |
B. |
40.5 |
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C. |
162 |
D. |
121.5 |
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Hint |
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5. |
In , what is FE? |
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A. |
65 |
B. |
50 |
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C. |
12 |
D. |
10 |
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Hint |
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6. |
by _______. |
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A. |
HL |
B. |
LL |
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C. |
HA |
D. |
LA |
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Hint |
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7. |
Find the length of the hypotenuse of the right triangle. |
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A. |
12 cm |
B. |
144 cm |
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C. |
16.8 cm |
D. |
40.32 cm |
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Hint |
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8. |
Is a triangle with sides measuring 6, 8, and 10 a right triangle? Why or why not? |
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A. |
No;  |
B. |
Yes; 102 = 82 + 62 |
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C. |
Yes; 6 + 8 > 10 |
D. |
No; 102 - 82 = 62 |
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Hint |
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9. |
Which equation can be used to find the distance between two points? |
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A. |
d =  |
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B. |
d =  |
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C. |
d =  |
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D. |
d =  |
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Hint |
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10. |
Find the distance between A(-4, 3) and B(7, 4) to the nearest tenth. |
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A. |
11.0 |
B. |
13.4 |
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C. |
6.3 |
D. |
7.6 |
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Hint |
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11. |
Medians of a triangle intersect at a common point called the ______. |
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A. |
center |
B. |
vertex |
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C. |
centroid |
D. |
concurrent |
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Hint |
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12. |
In AJW, is an angle bisector. m WAC = x + 17 and m JAC = 8x - 60. Find m WAJ. |
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A. |
28 |
B. |
56 |
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C. |
77 |
D. |
11 |
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Hint |
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13. |
In isosceles MNP, is a median and m P = 72. Find m PMR. |
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A. |
144 |
B. |
72 |
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C. |
36 |
D. |
18 |
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Hint |
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14. |
Is PTC LAF? Why or why not? |
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A. |
yes; LA |
B. |
no; congruent sides are not shown |
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C. |
no; corresponding angles are not congruent |
D. |
yes; HA |
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Hint |
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