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1. |
Graph the point  . |
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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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2. |
Name another pair of polar coordinates that represent point S(5, 120°) with the restriction that -360°  360°. |
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A. |
(5, -120°) |
B. |
(5, 330°) |
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C. |
(5, -240°) |
D. |
(5, -30°) |
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Hint |
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3. |
Find the distance between the points with the polar coordinates P1(3, 160°) and P2(5, 100°). |
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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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4. |
The point P with polar coordinates  can also be represented in polar coordinates as __________. |
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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. |
You are following a compass course, where you are given instructions to get from a starting point to a finishing point by walking certain distances in certain directions using a compass. At the beginning of the course, the directions say to walk 50 ft at 30° to reach a big oak tree. Later, you realize that you are only 70 ft away from the starting point, at an angle of 120°. How far are you from the big oak tree? |
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A. |
86.0 ft |
B. |
104.4 ft |
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C. |
70.8 ft |
D. |
53.9 ft |
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Hint |
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