| 1 |
An angle which is equal to 90° is called: |
- A. right angle
- B. obtuse angle
- C. acute angle
- D. none of these
|
| 2 |
In which quadrant 0 lie when Co secθ<0, cosθ<0? |
|
| 3 |
1+tan<sup>2</sup><span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">θ=________</span> |
- A. Sin<sup>2</sup><span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">θ</span>
- B. Cos<sup>2</sup><span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">θ</span>
- C. Cosec<sup>2</sup><span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">θ</span>
- D. Sec<sup>2</sup><span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">θ</span>
|
| 4 |
Co sec 60<sup>o</sup> = ................... |
- A. 1/2
- B. √3/2
- C. 2
- D. 2/√3
|
| 5 |
1/sinθ = ............... |
- A. Cosθ
- B. Secθ
- C. Co secθ
- D. Cotθ
|
| 6 |
1<sup>o</sup>=......................... |
- A. 180π radian
- B. π radian
- C. π/180 radian
- D. 180/π radian
|
| 7 |
The D° M' S" form of 32.25° is: |
- A. 32°05°
- B. 32°10'
- C. 32°15'
- D. 32°20'
|
| 8 |
Cosec<sup>2</sup>θ-cot<sup>2</sup>θ =............. |
|
| 9 |
Cot 45°=_______ |
- A. 1/2
- B. -1/2
- C. 1/√2
- D. 1
|
| 10 |
Sec (-60<sup>o</sup>)=..................... |
- A. -Sec 60<sup>o</sup>
- B. Sec 60<sup>o</sup>
- C. Cos60<sup>o</sup>
- D. Cot 60<sup>o</sup>
|
