| 1 |
If sin α < 0 and cos α > 0, then α lies in: |
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| 2 |
The quadrant of an angle Θ is determined by its: |
- A. sign
- B. value
- C. ratio
- D. magnitude
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| 3 |
Which one is not a quadrant angle ? |
- A. 0°
- B. 90°
- C. 280°
- D. 270°
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| 4 |
To convert any angle in radians into degrees, we multiply the measure by: |
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| 5 |
The area of a sector of a circular region of radius r with length of the arc of the sector equal to s is-----------: |
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| 6 |
In a circle of radius r, an arc of length kr will subtend in angle of __________ radians at the center: |
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| 7 |
cos<sup>4</sup>Θ - sin<sup>4</sup>Θ = |
- A. sin 2Θ
- B. cos 2Θ
- C. tan 2Θ
- D. sec 2Θ
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| 8 |
If tan Θ > 0 and sin Θ < 0 then terminal arm of the angle lies in quadrant: |
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| 9 |
In circular system the angle is measured in: |
- A. radians
- B. degrees
- C. degrees, minutes
- D. degrees, seconds
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| 10 |
1 radian is equal to: |
- A.
- B.
- C. 180°
- D. none of these
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