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1. |
What are the coordinates of the midpoint of the segment with endpoints C(2, -4, 6) and D(7, 2, -5)? |
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A. |
(-2.5, -3, 5.5) |
B. |
(9, -2, 1) |
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C. |
(4.5, -1, 0.5) |
D. |
(5, 6, -11) |
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Hint |
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2. |
Find the midpoint of the line with endpoints of (-4, -2, 4) and (3, 7, 2). |
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A. |
(-4, 2, 3) |
B. |
(-3.5, -4.5, 1) |
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C. |
(-1, 4, 2) |
D. |
(-0.5, 2.5, 3) |
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Hint |
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3. |
One airplane has coordinates of (15, 25, 62) and a second airplane has coordinates of (2, -14, 92). How far apart are the two planes? |
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A. |
50.9 |
B. |
146.8 |
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C. |
19.1 |
D. |
155.2 |
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Hint |
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4. |
Determine the distance between A(4, 14, 8) and B(1, 2, -1). Round to the nearest tenth. |
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A. |
18.2 |
B. |
5.3 |
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C. |
15.3 |
D. |
4.9 |
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Hint |
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5. |
Determine the distance between D(-5, 10, -2) and E(11, 22, 14). Round to the nearest tenth. |
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A. |
6.6 |
B. |
25.6 |
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C. |
7.1 |
D. |
34.7 |
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Hint |
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