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- 1. Multiple ChoiceSec²θ =1 - cos²θ1 - tan²θ1 + tan²θ1 + cot²θ
- 2. Multiple ChoiceCos²θ/2 =1 - sin²θ/21 - sin²θcosec²2θsec²2θ
- 3. Multiple ChoiceIf cosθ = 1/√2, then θ is equal to30°45°60°90°
- 4. Multiple ChoiceIf sinθ = cosθ then θ is equal to30°45°60°90°
- 5. Multiple ChoiceIf sin θ = 1/2, then θ is equal to30°45°60°90°
- 6. Multiple ChoiceCosec²θ =1 - cos²θ1 - tan²θ1 + tan²θ1 + cot²θ
- 7. Multiple Choice150° =5π/6 radians2π/3 radiansπ/4 radiansπ radians
- 8. Multiple Choice270° =5π/6 radians2π/3 radians3π/4 radians3π/2 radians
- 9. Multiple ChoiceSec²θ − tan²θ =1−10sec²2θ
- 10. Multiple Choice60th part of one degree is called onesecondradiandegreeminute
- 11. Multiple ChoiceCos²θ + sin²θ =−2−101
- 12. Multiple Choice1° =π/180 radians180/π radians1/180π radians180π radians
- 13. Multiple Choice30° =π/2 radiansπ/4 radiansπ/8 radiansπ/6 radians
- 14. Multiple Choice120° =3π/2 radians2π/3 radiansπ/2 radians180π radians
- 15. Multiple Choice5π/4 radian =360°335°270°225°
- 16. Multiple ChoiceIf sin θ + cosec θ = 2, then sin2 θ + cosec2 θ is equal to142None of these
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